Windows Analysis Report
41DLTjkmOm.exe

Overview

General Information

Sample name: 41DLTjkmOm.exe
renamed because original name is a hash value
Original sample name: 37c8afc687419dfc68e7f63c28c0cbbc11ca34cfd32b095711f7a8818788931f.exe
Analysis ID: 1483415
MD5: 922aee056087550daf3f1f73afe27981
SHA1: 9343b922a98667a6ca1224ab67323f557e176de7
SHA256: 37c8afc687419dfc68e7f63c28c0cbbc11ca34cfd32b095711f7a8818788931f
Tags: exeinvestdirectinsurance-com
Infos:

Detection

Remcos
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Contains functionality to bypass UAC (CMSTPLUA)
Detected Remcos RAT
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
.NET source code contains potential unpacker
AI detected suspicious sample
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Sigma detected: Silenttrinity Stager Msbuild Activity
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Abnormal high CPU Usage
Allocates memory with a write watch (potentially for evading sandboxes)
Contains functionality for read data from the clipboard
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to download and launch executables
Contains functionality to dynamically determine API calls
Contains functionality to enumerate process and check for explorer.exe or svchost.exe (often used for thread injection)
Contains functionality to enumerate running services
Contains functionality to launch a control a shell (cmd.exe)
Contains functionality to modify clipboard data
Contains functionality to query CPU information (cpuid)
Contains functionality to query locales information (e.g. system language)
Contains functionality to read the PEB
Contains functionality to read the clipboard data
Contains functionality to retrieve information about pressed keystrokes
Contains functionality to shutdown / reboot the system
Contains functionality to simulate mouse events
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected TCP or UDP traffic on non-standard ports
Detected potential crypto function
Drops PE files
Enables debug privileges
Extensive use of GetProcAddress (often used to hide API calls)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
HTTP GET or POST without a user agent
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Queries the volume information (name, serial number etc) of a device
Sample file is different than original file name gathered from version info
Sigma detected: Suspicious Schtasks From Env Var Folder
Uses Microsoft's Enhanced Cryptographic Provider
Uses code obfuscation techniques (call, push, ret)
Uses insecure TLS / SSL version for HTTPS connection
Yara signature match

Classification

Name Description Attribution Blogpost URLs Link
Remcos, RemcosRAT Remcos (acronym of Remote Control & Surveillance Software) is a commercial Remote Access Tool to remotely control computers.Remcos is advertised as legitimate software which can be used for surveillance and penetration testing purposes, but has been used in numerous hacking campaigns.Remcos, once installed, opens a backdoor on the computer, granting full access to the remote user.Remcos is developed by the cybersecurity company BreakingSecurity.
  • APT33
  • The Gorgon Group
  • UAC-0050
 https://malpedia.caad.fkie.fraunhofer.de/details/win.remcos

AV Detection
barindex
Found malware configuration
Source: 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp Malware Configuration Extractor: Remcos {"Host:Port:Password": "bignight.net:3363:1", "Assigned name": "RemoteHost", "Connect interval": "1", "Install flag": "Disable", "Setup HKCU\\Run": "Enable", "Setup HKLM\\Run": "Enable", "Install path": "Application path", "Copy file": "remcos.exe", "Startup value": "Disable", "Hide file": "Disable", "Mutex": "Rmc-SIVP85", "Keylog flag": "1", "Keylog path": "Application path", "Keylog file": "logs.dat", "Keylog crypt": "Disable", "Hide keylog file": "Disable", "Screenshot flag": "Disable", "Screenshot time": "10", "Take Screenshot option": "Disable", "Take screenshot title": "", "Take screenshot time": "5", "Screenshot path": "AppData", "Screenshot file": "Screenshots", "Screenshot crypt": "Disable", "Mouse option": "Disable", "Delete file": "Disable", "Audio record time": "5"}
Multi AV Scanner detection for domain / URL
Source: bignight.net Virustotal: Detection: 9% Perma Link
Source: bignight.net Virustotal: Detection: 9% Perma Link
Multi AV Scanner detection for dropped file
Source: C:\Users\user\AppData\Roaming\Lamsses.exe ReversingLabs: Detection: 42%
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Virustotal: Detection: 22% Perma Link
Multi AV Scanner detection for submitted file
Source: 41DLTjkmOm.exe Virustotal: Detection: 22% Perma Link
Source: 41DLTjkmOm.exe ReversingLabs: Detection: 42%
Yara detected Remcos RAT
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670994702.0000000002F6F000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253404142.00000000011F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 3984, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR
Source: Yara match File source: C:\ProgramData\remcos\logs.dat, type: DROPPED
AI detected suspicious sample
Source: Submited Sample Integrated Neural Analysis Model: Matched 100.0% probability
Uses Microsoft's Enhanced Cryptographic Provider
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00433837 CryptAcquireContextA,CryptGenRandom,CryptReleaseContext, 9_2_00433837
Source: 41DLTjkmOm.exe, 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: -----BEGIN PUBLIC KEY----- memstr_edfe3d56-d

Exploits
barindex
Yara detected UAC Bypass using CMSTP
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR

Privilege Escalation
barindex
Contains functionality to bypass UAC (CMSTPLUA)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004074FD _wcslen,CoGetObject, 9_2_004074FD
Uses insecure TLS / SSL version for HTTPS connection
Source: unknown HTTPS traffic detected: 173.222.162.64:443 -> 192.168.2.6:49722 version: TLS 1.0
Source: unknown HTTPS traffic detected: 172.67.189.102:443 -> 192.168.2.6:49714 version: TLS 1.2
Source: 41DLTjkmOm.exe Static PE information: DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: Binary string: C:\Users\FAG\OneDrive\Desktop\Outputs\Wowaegok.pdb source: 41DLTjkmOm.exe, Lamsses.exe.0.dr
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00409253 __EH_prolog,__CxxThrowException@8,FindFirstFileW,FindNextFileW,FindClose,FindClose, 9_2_00409253
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041C291 FindFirstFileW,FindNextFileW,RemoveDirectoryW,SetFileAttributesW,DeleteFileW,GetLastError,FindClose,RemoveDirectoryW,FindClose, 9_2_0041C291
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040C34D FindFirstFileW,PathFileExistsW,FindNextFileW,FindClose,FindClose, 9_2_0040C34D
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00409665 __EH_prolog,FindFirstFileW,FindNextFileW,FindClose,FindClose, 9_2_00409665
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0044E879 FindFirstFileExA, 9_2_0044E879
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040880C __EH_prolog,FindFirstFileW,__CxxThrowException@8,FindNextFileW,FindClose, 9_2_0040880C
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040783C FindFirstFileW,FindNextFileW, 9_2_0040783C
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00419AF5 FindFirstFileW,FindNextFileW,FindNextFileW, 9_2_00419AF5
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040BB30 FindFirstFileA,FindClose,DeleteFileA,GetLastError,DeleteFileA,GetLastError,FindNextFileA,FindClose, 9_2_0040BB30
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040BD37 FindFirstFileA,FindClose,DeleteFileA,GetLastError,FindNextFileA,FindClose,FindClose, 9_2_0040BD37
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00407C97 SetEvent,GetFileAttributesW,DeleteFileW,ShellExecuteW,GetLogicalDriveStringsA,SetFileAttributesW,DeleteFileA,Sleep,StrToIntA,CreateDirectoryW, 9_2_00407C97

Networking
barindex
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: bignight.net
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.6:49716 -> 146.70.57.34:3363
HTTP GET or POST without a user agent
Source: global traffic HTTP traffic detected: GET /json.gp HTTP/1.1Host: geoplugin.netCache-Control: no-cache
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 178.237.33.50 178.237.33.50
Source: Joe Sandbox View IP Address: 146.70.57.34 146.70.57.34
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: ATOM86-ASATOM86NL ATOM86-ASATOM86NL
Source: Joe Sandbox View ASN Name: TENET-1ZA TENET-1ZA
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 1138de370e523e824bbca92d049a3777
Source: Joe Sandbox View JA3 fingerprint: 37f463bf4616ecd445d4a1937da06e19
Uses insecure TLS / SSL version for HTTPS connection
Source: unknown HTTPS traffic detected: 173.222.162.64:443 -> 192.168.2.6:49722 version: TLS 1.0
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.64
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Code function: 0_2_00007FFD3458234E InternetReadFile, 0_2_00007FFD3458234E
Source: global traffic HTTP traffic detected: GET /assuence/litesolidCha/MangoDB.ytyp HTTP/1.1User-Agent: PARAM_CLASS_MINHost: investdirectinsurance.com
Source: global traffic HTTP traffic detected: GET /assuence/litesolidCha/Paatapas.ytyp HTTP/1.1User-Agent: PARAM_CLASS_MINHost: investdirectinsurance.com
Source: global traffic HTTP traffic detected: GET /json.gp HTTP/1.1Host: geoplugin.netCache-Control: no-cache
Source: global traffic DNS traffic detected: DNS query: investdirectinsurance.com
Source: global traffic DNS traffic detected: DNS query: bignight.net
Source: global traffic DNS traffic detected: DNS query: geoplugin.net
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001438000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/jso
Source: MSBuild.exe String found in binary or memory: http://geoplugin.net/json.gp
Source: 41DLTjkmOm.exe, 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, MSBuild.exe, 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gp/C
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://geoplugin.net/json.gp?
Source: 41DLTjkmOm.exe, 00000000.00000002.2248655300.000000001BEE8000.00000004.00000020.00020000.00000000.sdmp, 41DLTjkmOm.exe, 00000000.00000002.2246234093.00000000013C6000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://investdirectinsurance.com/
Source: 41DLTjkmOm.exe, Lamsses.exe.0.dr String found in binary or memory: https://investdirectinsurance.com/assuence/litesolidCha/MangoDB.ytyp
Source: 41DLTjkmOm.exe, 00000000.00000002.2246234093.0000000001364000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://investdirectinsurance.com/assuence/litesolidCha/MangoDB.ytypcm#_
Source: 41DLTjkmOm.exe, 00000000.00000002.2246234093.0000000001364000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://investdirectinsurance.com/assuence/litesolidCha/MangoDB.ytypim)_
Source: 41DLTjkmOm.exe, Lamsses.exe.0.dr String found in binary or memory: https://investdirectinsurance.com/assuence/litesolidCha/Paatapas.ytyp
Source: unknown Network traffic detected: HTTP traffic on port 49674 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49722
Source: unknown Network traffic detected: HTTP traffic on port 49709 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49673 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49672 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49722 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49709
Source: unknown Network traffic detected: HTTP traffic on port 49714 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49715 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49715
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49714
Source: unknown HTTPS traffic detected: 172.67.189.102:443 -> 192.168.2.6:49714 version: TLS 1.2

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Contains functionality to register a low level keyboard hook
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040A2B8 SetWindowsHookExA 0000000D,0040A2A4,00000000 9_2_0040A2B8
Installs a global keyboard hook
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Windows user hook set: 0 keyboard low level C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Jump to behavior
Contains functionality for read data from the clipboard
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040B70E OpenClipboard,GetClipboardData,CloseClipboard, 9_2_0040B70E
Contains functionality to modify clipboard data
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004168C1 OpenClipboard,EmptyClipboard,GlobalAlloc,GlobalLock,GlobalUnlock,SetClipboardData,CloseClipboard,OpenClipboard,GetClipboardData,GlobalLock,GlobalUnlock,CloseClipboard, 9_2_004168C1
Contains functionality to read the clipboard data
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040B70E OpenClipboard,GetClipboardData,CloseClipboard, 9_2_0040B70E
Contains functionality to retrieve information about pressed keystrokes
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040A3E0 GetForegroundWindow,GetWindowThreadProcessId,GetKeyboardLayout,GetKeyState,GetKeyboardState,ToUnicodeEx,ToUnicodeEx,ToUnicodeEx,ToUnicodeEx, 9_2_0040A3E0

E-Banking Fraud
barindex
Yara detected Remcos RAT
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670994702.0000000002F6F000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253404142.00000000011F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 3984, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR
Source: Yara match File source: C:\ProgramData\remcos\logs.dat, type: DROPPED

Spam, unwanted Advertisements and Ransom Demands
barindex
Contains functionalty to change the wallpaper
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041C9E2 SystemParametersInfoW, 9_2_0041C9E2

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Author: unknown
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Author: unknown
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) Author: ditekSHen
Source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 Author: unknown
Abnormal high CPU Usage
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Process Stats: CPU usage > 49%
Contains functionality to shutdown / reboot the system
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004167B4 ExitWindowsEx,LoadLibraryA,GetProcAddress, 9_2_004167B4
Detected potential crypto function
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Code function: 8_2_00007FFD345886FA 8_2_00007FFD345886FA
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0043E0CC 9_2_0043E0CC
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041F0FA 9_2_0041F0FA
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00454159 9_2_00454159
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00438168 9_2_00438168
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004461F0 9_2_004461F0
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0043E2FB 9_2_0043E2FB
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0045332B 9_2_0045332B
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0042739D 9_2_0042739D
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004374E6 9_2_004374E6
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0043E558 9_2_0043E558
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00438770 9_2_00438770
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004378FE 9_2_004378FE
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00433946 9_2_00433946
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0044D9C9 9_2_0044D9C9
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00427A46 9_2_00427A46
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041DB62 9_2_0041DB62
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00427BAF 9_2_00427BAF
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00437D33 9_2_00437D33
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00435E5E 9_2_00435E5E
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00426E0E 9_2_00426E0E
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0043DE9D 9_2_0043DE9D
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00413FCA 9_2_00413FCA
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00436FEA 9_2_00436FEA
Found potential string decryption / allocating functions
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: String function: 00434E10 appears 54 times
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: String function: 00402093 appears 50 times
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: String function: 00434770 appears 41 times
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: String function: 00401E65 appears 34 times
Sample file is different than original file name gathered from version info
Source: 41DLTjkmOm.exe, 00000000.00000002.2246745848.0000000002FC1000.00000004.00000800.00020000.00000000.sdmp Binary or memory string: OriginalFilenamegh2q.dll4 vs 41DLTjkmOm.exe
Source: 41DLTjkmOm.exe, 00000000.00000002.2249189154.000000001C130000.00000004.08000000.00040000.00000000.sdmp Binary or memory string: OriginalFilenamegh2q.dll4 vs 41DLTjkmOm.exe
Yara signature match
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: REMCOS_RAT_variants Description = Detects multiple variants of REMCOS seen in the wild. Created by modifying and combining several of Florian\'s recent REMCOS ruleset. This rule aims for broader detection than the original ruleset, which used separate rules for each variant. If you do decide to break it into individual rules, the YARA strings variable names are grouped by the REMCOS variant type., Website = https://www.deadbits.org, Date = 2019-07-18, Repo = https://github.com/deadbits/yara-rules, Author = Adam M. Swanda
Source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY Matched rule: INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM author = ditekSHen, description = Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR Matched rule: Windows_Trojan_Remcos_b296e965 reference_sample = 0ebeffa44bd1c3603e30688ace84ea638fbcf485ca55ddcfd6fbe90609d4f3ed, os = windows, severity = x86, creation_date = 2021-06-10, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Remcos, fingerprint = a5267bc2dee28a3ef58beeb7e4a151699e3e561c16ce0ab9eb27de33c122664d, id = b296e965-a99e-4446-b969-ba233a2a8af4, last_modified = 2021-08-23
Source: classification engine Classification label: mal100.rans.troj.spyw.expl.evad.winEXE@13/8@3/3
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00417952 GetCurrentProcess,OpenProcessToken,LookupPrivilegeValueA,AdjustTokenPrivileges,GetLastError, 9_2_00417952
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040F474 GetModuleFileNameW,CreateToolhelp32Snapshot,Process32FirstW,Process32NextW,CloseHandle,CloseHandle, 9_2_0040F474
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041B4A8 FindResourceA,LoadResource,LockResource,SizeofResource, 9_2_0041B4A8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041AA4A OpenSCManagerW,OpenServiceW,CloseServiceHandle,StartServiceW,CloseServiceHandle,CloseServiceHandle,CloseServiceHandle, 9_2_0041AA4A
Source: C:\Users\user\Desktop\41DLTjkmOm.exe File created: C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\8HXJSKQQ\MangoDB[1].ytyp Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Mutant created: NULL
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Mutant created: \Sessions\1\BaseNamedObjects\Rmc-SIVP85
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:1088:120:WilError_03
Source: 41DLTjkmOm.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: 41DLTjkmOm.exe Static file information: TRID: Win32 Executable (generic) Net Framework (10011505/4) 49.83%
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Key opened: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: 41DLTjkmOm.exe Virustotal: Detection: 22%
Source: 41DLTjkmOm.exe ReversingLabs: Detection: 42%
Source: C:\Users\user\Desktop\41DLTjkmOm.exe File read: C:\Users\user\Desktop\41DLTjkmOm.exe Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\41DLTjkmOm.exe "C:\Users\user\Desktop\41DLTjkmOm.exe"
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\System32\cmd.exe "cmd.exe" /c schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f
Source: C:\Windows\System32\cmd.exe Process created: C:\Windows\System32\conhost.exe C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Source: C:\Windows\System32\cmd.exe Process created: C:\Windows\System32\schtasks.exe schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f
Source: unknown Process created: C:\Users\user\AppData\Roaming\Lamsses.exe C:\Users\user\AppData\Roaming\Lamsses.exe
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\System32\cmd.exe "cmd.exe" /c schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f Jump to behavior
Source: C:\Windows\System32\cmd.exe Process created: C:\Windows\System32\schtasks.exe schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: mscoree.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: version.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: vcruntime140_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: dnsapi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: rasadhlp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: fwpuclnt.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: schannel.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: mskeyprotect.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ntasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: msasn1.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: dpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: gpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ncrypt.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ncryptsslp.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: amsi.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: userenv.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Section loaded: ntmarta.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: winmm.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: rstrtmgr.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: ncrypt.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: ntasn1.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: dnsapi.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: rasadhlp.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: fwpuclnt.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Windows\System32\schtasks.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\System32\schtasks.exe Section loaded: taskschd.dll Jump to behavior
Source: C:\Windows\System32\schtasks.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Windows\System32\schtasks.exe Section loaded: xmllite.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: mscoree.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: version.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: vcruntime140_clr0400.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: ucrtbase_clr0400.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: dpapi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: msasn1.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: gpapi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: amsi.dll Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Section loaded: userenv.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: winmm.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: rstrtmgr.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: ncrypt.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: ntasn1.dll Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{0358b920-0ac7-461f-98f4-58e32cd89148}\InProcServer32 Jump to behavior
Source: 41DLTjkmOm.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
Source: 41DLTjkmOm.exe Static PE information: DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: 41DLTjkmOm.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: C:\Users\FAG\OneDrive\Desktop\Outputs\Wowaegok.pdb source: 41DLTjkmOm.exe, Lamsses.exe.0.dr

Data Obfuscation
barindex
.NET source code contains potential unpacker
Source: 41DLTjkmOm.exe, YCache.cs .Net Code: NanoFiles System.Reflection.Assembly.Load(byte[])
Source: Lamsses.exe.0.dr, YCache.cs .Net Code: NanoFiles System.Reflection.Assembly.Load(byte[])
Contains functionality to dynamically determine API calls
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041CB50 LoadLibraryA,LoadLibraryA,GetProcAddress,GetProcAddress,GetModuleHandleA,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress, 9_2_0041CB50
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Code function: 0_2_00007FFD345800BD pushad ; iretd 0_2_00007FFD345800C1
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Code function: 0_2_00007FFD34585A45 pushad ; retf 0_2_00007FFD34585ABD
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Code function: 0_2_00007FFD34584220 pushad ; retf 0_2_00007FFD34585ABD
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Code function: 8_2_00007FFD345800BD pushad ; iretd 8_2_00007FFD345800C1
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Code function: 8_2_00007FFD34585A45 pushad ; retf 8_2_00007FFD34585ABD
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Code function: 8_2_00007FFD34584220 pushad ; retf 8_2_00007FFD34585ABD
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00457106 push ecx; ret 9_2_00457119
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0045B11A push esp; ret 9_2_0045B141
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0045E54D push esi; ret 9_2_0045E556
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00457A28 push eax; ret 9_2_00457A46
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00434E56 push ecx; ret 9_2_00434E69
Contains functionality to download and launch executables
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00406EB0 ShellExecuteW,URLDownloadToFileW, 9_2_00406EB0
Drops PE files
Source: C:\Users\user\Desktop\41DLTjkmOm.exe File created: C:\Users\user\AppData\Roaming\Lamsses.exe Jump to dropped file

Boot Survival
barindex
Uses schtasks.exe or at.exe to add and modify task schedules
Source: C:\Windows\System32\cmd.exe Process created: C:\Windows\System32\schtasks.exe schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041AA4A OpenSCManagerW,OpenServiceW,CloseServiceHandle,StartServiceW,CloseServiceHandle,CloseServiceHandle,CloseServiceHandle, 9_2_0041AA4A
Extensive use of GetProcAddress (often used to hide API calls)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041CB50 LoadLibraryA,LoadLibraryA,GetProcAddress,GetProcAddress,GetModuleHandleA,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress, 9_2_0041CB50
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Delayed program exit found
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040F7A7 Sleep,ExitProcess, 9_2_0040F7A7
Allocates memory with a write watch (potentially for evading sandboxes)
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory allocated: 2F20000 memory reserve | memory write watch Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory allocated: 1AFC0000 memory reserve | memory write watch Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory allocated: 860000 memory reserve | memory write watch Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory allocated: 1A640000 memory reserve | memory write watch Jump to behavior
Contains functionality to enumerate running services
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: OpenSCManagerA,EnumServicesStatusW,GetLastError,EnumServicesStatusW,OpenServiceW,QueryServiceConfigW,GetLastError,QueryServiceConfigW,CloseServiceHandle,CloseServiceHandle, 9_2_0041A748
Contains long sleeps (>= 3 min)
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Window / User API: threadDelayed 641 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Window / User API: threadDelayed 413 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Window / User API: threadDelayed 9064 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Window / User API: foregroundWindowGot 1715 Jump to behavior
Found large amount of non-executed APIs
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe API coverage: 6.1 %
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Users\user\Desktop\41DLTjkmOm.exe TID: 6444 Thread sleep count: 641 > 30 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe TID: 1364 Thread sleep count: 322 > 30 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe TID: 6772 Thread sleep time: -922337203685477s >= -30000s Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3060 Thread sleep count: 224 > 30 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3060 Thread sleep time: -112000s >= -30000s Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3220 Thread sleep count: 413 > 30 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3220 Thread sleep time: -1239000s >= -30000s Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3220 Thread sleep count: 9064 > 30 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe TID: 3220 Thread sleep time: -27192000s >= -30000s Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe TID: 6776 Thread sleep time: -922337203685477s >= -30000s Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00409253 __EH_prolog,__CxxThrowException@8,FindFirstFileW,FindNextFileW,FindClose,FindClose, 9_2_00409253
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041C291 FindFirstFileW,FindNextFileW,RemoveDirectoryW,SetFileAttributesW,DeleteFileW,GetLastError,FindClose,RemoveDirectoryW,FindClose, 9_2_0041C291
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040C34D FindFirstFileW,PathFileExistsW,FindNextFileW,FindClose,FindClose, 9_2_0040C34D
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00409665 __EH_prolog,FindFirstFileW,FindNextFileW,FindClose,FindClose, 9_2_00409665
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0044E879 FindFirstFileExA, 9_2_0044E879
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040880C __EH_prolog,FindFirstFileW,__CxxThrowException@8,FindNextFileW,FindClose, 9_2_0040880C
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040783C FindFirstFileW,FindNextFileW, 9_2_0040783C
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00419AF5 FindFirstFileW,FindNextFileW,FindNextFileW, 9_2_00419AF5
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040BB30 FindFirstFileA,FindClose,DeleteFileA,GetLastError,DeleteFileA,GetLastError,FindNextFileA,FindClose, 9_2_0040BB30
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040BD37 FindFirstFileA,FindClose,DeleteFileA,GetLastError,FindNextFileA,FindClose,FindClose, 9_2_0040BD37
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00407C97 SetEvent,GetFileAttributesW,DeleteFileW,ShellExecuteW,GetLogicalDriveStringsA,SetFileAttributesW,DeleteFileA,Sleep,StrToIntA,CreateDirectoryW, 9_2_00407C97
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Thread delayed: delay time: 922337203685477 Jump to behavior
Source: MSBuild.exe, 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW8
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001450000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAWqo
Source: 41DLTjkmOm.exe, 00000000.00000002.2246234093.0000000001364000.00000004.00000020.00020000.00000000.sdmp, 41DLTjkmOm.exe, 00000000.00000002.2248655300.000000001BEE8000.00000004.00000020.00020000.00000000.sdmp, MSBuild.exe, 00000004.00000002.4670639752.0000000001450000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW
Source: Lamsses.exe, 00000008.00000002.2253470208.0000000000961000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW%SystemRoot%\system32\mswsock.dll
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process information queried: ProcessInformation Jump to behavior
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004349F9 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 9_2_004349F9
Contains functionality to dynamically determine API calls
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041CB50 LoadLibraryA,LoadLibraryA,GetProcAddress,GetProcAddress,GetModuleHandleA,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,GetModuleHandleA,GetProcAddress,GetModuleHandleA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress,LoadLibraryA,GetProcAddress, 9_2_0041CB50
Contains functionality to read the PEB
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004432B5 mov eax, dword ptr fs:[00000030h] 9_2_004432B5
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00412077 GetProcessHeap,HeapFree, 9_2_00412077
Enables debug privileges
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process token adjusted: Debug Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_004349F9 IsProcessorFeaturePresent,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 9_2_004349F9
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00434B47 SetUnhandledExceptionFilter, 9_2_00434B47
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0043BB22 IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 9_2_0043BB22
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00434FDC SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 9_2_00434FDC
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory allocated: page read and write | page guard Jump to behavior

HIPS / PFW / Operating System Protection Evasion
barindex
Allocates memory in foreign processes
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory allocated: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 protect: page execute and read and write Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory allocated: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 protect: page execute and read and write Jump to behavior
Injects a PE file into a foreign processes
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 value starts with: 4D5A Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 value starts with: 4D5A Jump to behavior
Writes to foreign memory regions
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 401000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 459000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 471000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 477000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 478000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 479000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 47E000 Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: ED5008 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 400000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 401000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 459000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 471000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 477000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 478000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 479000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: 47E000 Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Memory written: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe base: F6C008 Jump to behavior
Contains functionality to enumerate process and check for explorer.exe or svchost.exe (often used for thread injection)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetCurrentProcessId,OpenMutexA,CloseHandle,CreateThread,CloseHandle,Sleep,OpenProcess, svchost.exe 9_2_004120F7
Contains functionality to simulate mouse events
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00419627 mouse_event, 9_2_00419627
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Process created: C:\Windows\System32\cmd.exe "cmd.exe" /c schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f Jump to behavior
Source: C:\Windows\System32\cmd.exe Process created: C:\Windows\System32\schtasks.exe schtasks /create /tn "WidgetData" /tr "C:\Users\user\AppData\Roaming\Lamsses.exe " /sc minute /mo 5 /f Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Process created: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" Jump to behavior
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager85\11h
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, MSBuild.exe, 00000004.00000002.4670639752.0000000001438000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager85\
Source: MSBuild.exe, 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerE
Source: MSBuild.exe, 00000004.00000002.4670639752.000000000142B000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager
Source: MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager85\>
Source: MSBuild.exe, 00000004.00000002.4670639752.000000000142B000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program ManagerX
Source: MSBuild.exe, 00000004.00000002.4670639752.000000000142B000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Program Manager4
Source: MSBuild.exe, 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, MSBuild.exe, 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, MSBuild.exe, 00000004.00000002.4670639752.0000000001438000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: |Program Manager|
Source: MSBuild.exe, 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, logs.dat.4.dr Binary or memory string: [Program Manager]
Contains functionality to query CPU information (cpuid)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00434C52 cpuid 9_2_00434C52
Contains functionality to query locales information (e.g. system language)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: EnumSystemLocalesW, 9_2_00452036
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetLocaleInfoW, 9_2_004520C3
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoW, 9_2_00452313
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: EnumSystemLocalesW, 9_2_00448404
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoW,GetLocaleInfoW,GetACP, 9_2_0045243C
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoW, 9_2_00452543
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetUserDefaultLCID,IsValidCodePage,IsValidLocale,GetLocaleInfoW,GetLocaleInfoW, 9_2_00452610
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoA, 9_2_0040F8D1
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: GetLocaleInfoW, 9_2_004488ED
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: IsValidCodePage,_wcschr,_wcschr,GetLocaleInfoW, 9_2_00451CD8
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: EnumSystemLocalesW, 9_2_00451F50
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: EnumSystemLocalesW, 9_2_00451F9B
Queries the volume information (name, serial number etc) of a device
Source: C:\Users\user\Desktop\41DLTjkmOm.exe Queries volume information: C:\Users\user\Desktop\41DLTjkmOm.exe VolumeInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\Lamsses.exe Queries volume information: C:\Users\user\AppData\Roaming\Lamsses.exe VolumeInformation Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0040B164 GetLocalTime,wsprintfW, 9_2_0040B164
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_0041B60D GetUserNameW, 9_2_0041B60D
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: 9_2_00449190 _free,_free,_free,GetTimeZoneInformation,WideCharToMultiByte,WideCharToMultiByte,_free, 9_2_00449190
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information
barindex
Yara detected Remcos RAT
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670994702.0000000002F6F000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253404142.00000000011F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 3984, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR
Source: Yara match File source: C:\ProgramData\remcos\logs.dat, type: DROPPED
Contains functionality to steal Chrome passwords or cookies
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: \AppData\Local\Google\Chrome\User Data\Default\Login Data 9_2_0040BA12
Contains functionality to steal Firefox passwords or cookies
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: \AppData\Roaming\Mozilla\Firefox\Profiles\ 9_2_0040BB30
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: \key3.db 9_2_0040BB30

Remote Access Functionality
barindex
Detected Remcos RAT
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Mutex created: \Sessions\1\BaseNamedObjects\Rmc-SIVP85 Jump to behavior
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Mutex created: \Sessions\1\BaseNamedObjects\Rmc-SIVP85 Jump to behavior
Yara detected Remcos RAT
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 9.2.MSBuild.exe.400000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.1319b3d8.3.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.41DLTjkmOm.exe.131227a0.4.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 00000004.00000002.4670639752.0000000001416000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670994702.0000000002F6F000.00000004.00000010.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253404142.00000000011F8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000004.00000002.4670639752.00000000013D7000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000009.00000002.2253134248.0000000000400000.00000040.00000400.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.2247441710.00000000130A9000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: 41DLTjkmOm.exe PID: 516, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 3984, type: MEMORYSTR
Source: Yara match File source: Process Memory Space: MSBuild.exe PID: 6272, type: MEMORYSTR
Source: Yara match File source: C:\ProgramData\remcos\logs.dat, type: DROPPED
Contains functionality to launch a control a shell (cmd.exe)
Source: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe Code function: cmd.exe 9_2_0040569A
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1483415 Sample: 41DLTjkmOm.exe Startdate: 27/07/2024 Architecture: WINDOWS Score: 100 38 geoplugin.net 2->38 40 bignight.net 2->40 42 4 other IPs or domains 2->42 50 Multi AV Scanner detection for domain / URL 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 8 other signatures 2->56 8 41DLTjkmOm.exe 17 2->8         started        13 Lamsses.exe 13 2->13         started        signatures3 process4 dnsIp5 48 investdirectinsurance.com 172.67.189.102, 443, 49714, 49715 CLOUDFLARENETUS United States 8->48 32 C:\Users\user\AppData\Roaming\Lamsses.exe, PE32 8->32 dropped 34 C:\Users\user\...\Lamsses.exe:Zone.Identifier, ASCII 8->34 dropped 36 C:\Users\user\AppData\...\41DLTjkmOm.exe.log, CSV 8->36 dropped 58 Writes to foreign memory regions 8->58 60 Allocates memory in foreign processes 8->60 62 Injects a PE file into a foreign processes 8->62 15 MSBuild.exe 8->15         started        18 MSBuild.exe 3 15 8->18         started        22 cmd.exe 1 8->22         started        64 Multi AV Scanner detection for dropped file 13->64 24 MSBuild.exe 13->24         started        file6 signatures7 process8 dnsIp9 66 Contains functionality to bypass UAC (CMSTPLUA) 15->66 68 Contains functionalty to change the wallpaper 15->68 70 Contains functionality to steal Chrome passwords or cookies 15->70 78 3 other signatures 15->78 44 bignight.net 146.70.57.34, 3363, 49716, 49717 TENET-1ZA United Kingdom 18->44 46 geoplugin.net 178.237.33.50, 49718, 80 ATOM86-ASATOM86NL Netherlands 18->46 30 C:\ProgramData\remcos\logs.dat, data 18->30 dropped 72 Detected Remcos RAT 18->72 74 Installs a global keyboard hook 18->74 76 Uses schtasks.exe or at.exe to add and modify task schedules 22->76 26 conhost.exe 22->26         started        28 schtasks.exe 1 22->28         started        file10 signatures11 process12
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
172.67.189.102
 investdirectinsurance.com United States
13335 CLOUDFLARENETUS false
178.237.33.50
 geoplugin.net Netherlands
8455 ATOM86-ASATOM86NL true
146.70.57.34
 bignight.net United Kingdom
2018 TENET-1ZA true

Contacted Domains

Name IP Active
bg.microsoft.map.fastly.net 199.232.210.172 true
bignight.net 146.70.57.34 true
geoplugin.net 178.237.33.50 true
investdirectinsurance.com 172.67.189.102 true
fp2e7a.wpc.phicdn.net 192.229.221.95 true

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://geoplugin.net/json.gp true
  • URL Reputation: safe
  • URL Reputation: safe
 unknown
https://investdirectinsurance.com/assuence/litesolidCha/MangoDB.ytyp false
  • 1%, Virustotal, Browse
  • Avira URL Cloud: safe
 unknown
bignight.net true
  • 10%, Virustotal, Browse
  • Avira URL Cloud: safe
 unknown
https://investdirectinsurance.com/assuence/litesolidCha/Paatapas.ytyp false
  • 1%, Virustotal, Browse
  • Avira URL Cloud: safe
 unknown