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Windows
Analysis Report
R40XD2LfcZ.exe
Overview
General Information
Sample name: | R40XD2LfcZ.exerenamed because original name is a hash value |
Original sample name: | 06b2b2b17dfdaebd872b48ca739aed7e.exe |
Analysis ID: | 1543215 |
MD5: | 06b2b2b17dfdaebd872b48ca739aed7e |
SHA1: | a860d0644ffc96c3d58399463491ab14c13697f2 |
SHA256: | 5059ef43cacdc5bb03eb52112084059b3fa3c9f75179e52a9e8814f3c91e6a7f |
Tags: | exeuser-abuse_ch |
Infos: | |
Detection
Clipboard Hijacker
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Clipboard Hijacker
AI detected suspicious sample
Drops large PE files
Found evasive API chain (may stop execution after checking mutex)
Found stalling execution ending in API Sleep call
Sigma detected: Suspicious Scheduled Task Creation Involving Temp Folder
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
AV process strings found (often used to terminate AV products)
Checks if the current process is being debugged
Contains capabilities to detect virtual machines
Contains functionality for read data from the clipboard
Contains functionality to dynamically determine API calls
Contains functionality to query CPU information (cpuid)
Contains functionality to read the clipboard data
Creates a process in suspended mode (likely to inject code)
Detected non-DNS traffic on DNS port
Detected potential crypto function
Drops PE files
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found inlined nop instructions (likely shell or obfuscated code)
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
May sleep (evasive loops) to hinder dynamic analysis
One or more processes crash
PE file contains sections with non-standard names
Queries information about the installed CPU (vendor, model number etc)
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sigma detected: Browser Started with Remote Debugging
Sigma detected: Suspicious Schtasks From Env Var Folder
Uses 32bit PE files
Uses Microsoft's Enhanced Cryptographic Provider
Uses code obfuscation techniques (call, push, ret)
Classification
- System is w10x64
- R40XD2LfcZ.exe (PID: 5960 cmdline:
"C:\Users\ user\Deskt op\R40XD2L fcZ.exe" MD5: 06B2B2B17DFDAEBD872B48CA739AED7E) - chrome.exe (PID: 1876 cmdline:
"C:\Progra m Files\Go ogle\Chrom e\Applicat ion\chrome .exe" --re mote-debug ging-port= 9222 --pro file-direc tory="Defa ult" MD5: 5BBFA6CBDF4C254EB368D534F9E23C92) - chrome.exe (PID: 2292 cmdline:
"C:\Progra m Files\Go ogle\Chrom e\Applicat ion\chrome .exe" --ty pe=utility --utility -sub-type= network.mo jom.Networ kService - -lang=en-U S --servic e-sandbox- type=none --mojo-pla tform-chan nel-handle =2496 --fi eld-trial- handle=220 8,i,823171 3063724163 316,180251 9540532775 9724,26214 4 /prefetc h:8 MD5: 5BBFA6CBDF4C254EB368D534F9E23C92) - service123.exe (PID: 6900 cmdline:
"C:\Users\ user\AppDa ta\Local\T emp\servic e123.exe" MD5: D344E937A077D0FA7388651EF7F7C7B0) - schtasks.exe (PID: 3152 cmdline:
"C:\Window s\System32 \schtasks. exe" /crea te /tn "Se rviceData4 " /tr "C:\ Users\user \AppData\L ocal\Temp\ /service12 3.exe" /st 00:01 /du 9800:59 / sc once /r i 1 /f MD5: 48C2FE20575769DE916F48EF0676A965) - conhost.exe (PID: 3240 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) - WerFault.exe (PID: 2968 cmdline:
C:\Windows \SysWOW64\ WerFault.e xe -u -p 5 960 -s 106 4 MD5: C31336C1EFC2CCB44B4326EA793040F2)
- service123.exe (PID: 4436 cmdline:
C:\Users\u ser\AppDat a\Local\Te mp\/servic e123.exe MD5: D344E937A077D0FA7388651EF7F7C7B0)
- service123.exe (PID: 6528 cmdline:
C:\Users\u ser\AppDat a\Local\Te mp\/servic e123.exe MD5: D344E937A077D0FA7388651EF7F7C7B0)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Clipboard_Hijacker_5 | Yara detected Clipboard Hijacker | Joe Security |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Clipboard_Hijacker_5 | Yara detected Clipboard Hijacker | Joe Security |
System Summary |
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Source: | Author: Florian Roth (Nextron Systems): |
Source: | Author: pH-T (Nextron Systems), Nasreddine Bencherchali (Nextron Systems): |
Source: | Author: Florian Roth (Nextron Systems): |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2024-10-27T13:00:41.456958+0100 | 2054350 | 1 | A Network Trojan was detected | 192.168.2.9 | 49824 | 34.175.139.104 | 80 | TCP |
2024-10-27T13:00:44.528878+0100 | 2054350 | 1 | A Network Trojan was detected | 192.168.2.9 | 51046 | 34.175.139.104 | 80 | TCP |
2024-10-27T13:00:53.381980+0100 | 2054350 | 1 | A Network Trojan was detected | 192.168.2.9 | 51104 | 34.175.139.104 | 80 | TCP |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | ReversingLabs: | ||
Source: | ReversingLabs: |
Source: | ReversingLabs: |
Source: | Integrated Neural Analysis Model: |
Source: | Code function: | 8_2_005F15B0 | |
Source: | Code function: | 8_2_6C9314B0 |
Source: | Binary or memory string: | memstr_ac553368-1 |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior | ||
Source: | File opened: | Jump to behavior |
Source: | Code function: | 8_2_005F81E0 | |
Source: | Code function: | 8_2_6C9AAC70 | |
Source: | Code function: | 8_2_6C9AAD20 | |
Source: | Code function: | 8_2_6C9AAD20 | |
Source: | Code function: | 8_2_6C9D2EF0 | |
Source: | Code function: | 8_2_6C94AF80 | |
Source: | Code function: | 8_2_6C94E8C0 | |
Source: | Code function: | 8_2_6C95E490 | |
Source: | Code function: | 8_2_6C95E490 | |
Source: | Code function: | 8_2_6C9504F0 | |
Source: | Code function: | 8_2_6C9D04E0 | |
Source: | Code function: | 8_2_6C950610 | |
Source: | Code function: | 8_2_6C95A790 | |
Source: | Code function: | 8_2_6C95A790 | |
Source: | Code function: | 8_2_6C95A720 | |
Source: | Code function: | 8_2_6C950010 | |
Source: | Code function: | 8_2_6CA04110 | |
Source: | Code function: | 8_2_6C95C2C0 | |
Source: | Code function: | 8_2_6C954203 | |
Source: | Code function: | 8_2_6C9D8250 | |
Source: | Code function: | 8_2_6C95A3A0 | |
Source: | Code function: | 8_2_6C95A3A0 | |
Source: | Code function: | 8_2_6C95A330 | |
Source: | Code function: | 8_2_6C9ABDF0 | |
Source: | Code function: | 8_2_6C989F90 | |
Source: | Code function: | 8_2_6C9ABF50 | |
Source: | Code function: | 8_2_6C96B987 | |
Source: | Code function: | 8_2_6C96B98B | |
Source: | Code function: | 8_2_6C989910 | |
Source: | Code function: | 8_2_6C9E9900 | |
Source: | Code function: | 8_2_6C9ABAC0 | |
Source: | Code function: | 8_2_6C9A7AC0 | |
Source: | Code function: | 8_2_6C95D424 | |
Source: | Code function: | 8_2_6C9A3440 | |
Source: | Code function: | 8_2_6C95D5A4 | |
Source: | Code function: | 8_2_6C9A35F0 | |
Source: | Code function: | 8_2_6C95D724 | |
Source: | Code function: | 8_2_6C95D050 | |
Source: | Code function: | 8_2_6C9C7100 | |
Source: | Code function: | 8_2_6C9AB280 | |
Source: | Code function: | 8_2_6C95D2B4 | |
Source: | Code function: | 8_2_6C9A93B0 |
Source: | Memory has grown: |
Networking |
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Source: | Suricata IDS: | ||
Source: | Suricata IDS: | ||
Source: | Suricata IDS: |
Source: | TCP traffic: |
Source: | HTTP traffic detected: | ||
Source: | HTTP traffic detected: | ||
Source: | HTTP traffic detected: |