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Windows
Analysis Report
MiJZ3z4t5K.exe
Overview
General Information
Sample name: | MiJZ3z4t5K.exerenamed because original name is a hash value |
Original sample name: | 0a5d8601aff94ec2960ba5487d120e4f2952bf8b8cf9cd36873bf941721d67c4.exe |
Analysis ID: | 1569043 |
MD5: | 7184ee339fc221d742067dccff4cdfe2 |
SHA1: | 0019c9c084a2756b4ec962d92ce56c526527df31 |
SHA256: | 0a5d8601aff94ec2960ba5487d120e4f2952bf8b8cf9cd36873bf941721d67c4 |
Tags: | exeuser-JAMESWT_MHT |
Infos: | |
Detection
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Yara detected UAC Bypass using CMSTP
AI detected suspicious sample
Adds a directory exclusion to Windows Defender
Bypasses PowerShell execution policy
Drops executable to a common third party application directory
Found direct / indirect Syscall (likely to bypass EDR)
Found hidden mapped module (file has been removed from disk)
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Maps a DLL or memory area into another process
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Switches to a custom stack to bypass stack traces
Writes to foreign memory regions
Allocates memory with a write watch (potentially for evading sandboxes)
Binary contains a suspicious time stamp
Contains functionality for read data from the clipboard
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to dynamically determine API calls
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 which may be used to detect a debugger (GetProcessHeap)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Creates a start menu entry (Start Menu\Programs\Startup)
Deletes files inside the Windows folder
Detected potential crypto function
Downloads executable code via HTTP
Dropped file seen in connection with other malware
Drops PE files
Drops PE files to the windows directory (C:\Windows)
Drops files with a non-matching file extension (content does not match file extension)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found dropped PE file which has not been started or loaded
Found evaded block containing many API calls
Found evasive API chain (date check)
Found evasive API chain (may stop execution after checking a module file name)
Found evasive API chain checking for process token information
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
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE / OLE file has an invalid certificate
PE file contains an invalid checksum
PE file contains executable resources (Code or Archives)
PE file contains more sections than normal
PE file contains sections with non-standard names
Queries disk information (often used to detect virtual machines)
Queries the installation date of Windows
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Sigma detected: Change PowerShell Policies to an Insecure Level
Sigma detected: Powershell Defender Exclusion
Sigma detected: Startup Folder File Write
Stores files to the Windows start menu directory
Suricata IDS alerts with low severity for network traffic
Uses Microsoft's Enhanced Cryptographic Provider
Uses code obfuscation techniques (call, push, ret)
Uses the system / local time for branch decision (may execute only at specific dates)
Yara signature match
Classification
- System is w10x64
- MiJZ3z4t5K.exe (PID: 4824 cmdline:
"C:\Users\ user\Deskt op\MiJZ3z4 t5K.exe" MD5: 7184EE339FC221D742067DCCFF4CDFE2) - powershell.exe (PID: 5412 cmdline:
"powershel l.exe" -Ex ecutionPol icy Bypass -Command "Add-MpPre ference -E xclusionPa th 'C:\Win dows\Temp' " MD5: C32CA4ACFCC635EC1EA6ED8A34DF5FAC) - conhost.exe (PID: 6052 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - WmiPrvSE.exe (PID: 4996 cmdline:
C:\Windows \system32\ wbem\wmipr vse.exe -s ecured -Em bedding MD5: 60FF40CFD7FB8FE41EE4FE9AE5FE1C51) - AppsLo.exe (PID: 2032 cmdline:
"C:\Window s\Temp\App sLo.exe" MD5: B0AD260D058A7F4F299B4BBC7F876799) - AppsLo.exe (PID: 6672 cmdline:
"C:\Window s\Temp\{BB 1362A0-6A1 F-48CD-98E 7-9FF49CB0 4512}\.cr\ AppsLo.exe " -burn.cl ean.room=" C:\Windows \Temp\Apps Lo.exe" -b urn.fileha ndle.attac hed=524 -b urn.fileha ndle.self= 532 MD5: 5DEBD32329500518D4F21225DCB64E43) - thunderbird.exe (PID: 5780 cmdline:
"C:\Window s\Temp\{28 3DBABD-252 9-4833-A80 4-1C7644FB 211C}\.ba\ thunderbir d.exe" MD5: A9D830B99ABEA315C465A440C4AA1B94) - thunderbird.exe (PID: 5292 cmdline:
C:\Users\u ser\AppDat a\Roaming\ GZManage\t hunderbird .exe MD5: A9D830B99ABEA315C465A440C4AA1B94) - cmd.exe (PID: 1464 cmdline:
C:\Windows \SysWOW64\ cmd.exe MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - conhost.exe (PID: 2144 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - Qjsync.exe (PID: 4992 cmdline:
C:\Users\u ser\AppDat a\Local\Te mp\Qjsync. exe MD5: 967F4470627F823F4D7981E511C9824F)
- svchost.exe (PID: 6868 cmdline:
C:\Windows \System32\ svchost.ex e -k netsv cs -p -s B ITS MD5: B7F884C1B74A263F746EE12A5F7C9F6A)
- thunderbird.exe (PID: 2324 cmdline:
"C:\Users\ user\AppDa ta\Roaming \GZManage\ thunderbir d.exe" MD5: A9D830B99ABEA315C465A440C4AA1B94) - cmd.exe (PID: 2832 cmdline:
C:\Windows \SysWOW64\ cmd.exe MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - conhost.exe (PID: 4828 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- thunderbird.exe (PID: 5848 cmdline:
"C:\Users\ user\AppDa ta\Roaming \GZManage\ thunderbir d.exe" MD5: A9D830B99ABEA315C465A440C4AA1B94) - cmd.exe (PID: 1492 cmdline:
C:\Windows \SysWOW64\ cmd.exe MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - conhost.exe (PID: 5824 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
Click to see the 6 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) | ditekSHen |
| |
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) | ditekSHen |
| |
JoeSecurity_UACBypassusingCMSTP | Yara detected UAC Bypass using CMSTP | Joe Security | ||
Click to see the 21 entries |
System Summary |
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Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems), Nasreddine Bencherchali (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems), Max Altgelt (Nextron Systems), Tim Shelton: |
Source: | Author: frack113: |
Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research): |
Source: | Author: Roberto Rodriguez @Cyb3rWard0g (rule), oscd.community (improvements): |
Source: | Author: vburov: |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2024-12-05T11:39:59.350316+0100 | 2019714 | 2 | Potentially Bad Traffic | 192.168.2.6 | 49708 | 147.45.44.131 | 80 | TCP |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: | ||
Source: | ReversingLabs: |
Source: | Integrated Neural Analysis Model: |
Source: | Joe Sandbox ML: |
Source: | Code function: | 6_2_008BA0BB | |
Source: | Code function: | 6_2_008DFA62 | |
Source: | Code function: | 6_2_008B9E9E | |
Source: | Code function: | 7_2_00F6A0BB | |
Source: | Code function: | 7_2_00F8FA62 | |
Source: | Code function: | 7_2_00F69E9E |
Exploits |
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Source: | Code function: | 6_2_008A3CC4 | |
Source: | Code function: | 6_2_008E4440 | |
Source: | Code function: | 6_2_008D7B87 | |
Source: | Code function: | 6_2_008B9B43 | |
Source: | Code function: | 7_2_00F94440 | |
Source: | Code function: | 7_2_00F87B87 | |
Source: | Code function: | 7_2_00F69B43 | |
Source: | Code function: | 7_2_00F53CC4 |
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