Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
01-12-2024 22:07
General
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Target
b561f1dd7998e4ea299420d0bb96fcec_JaffaCakes118.exe
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Size
636KB
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MD5
b561f1dd7998e4ea299420d0bb96fcec
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SHA1
9d53711b62658e67f28855060d8348cf1e11e5bc
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SHA256
fd3e283c521b16fb084a54e33e3aece4f79786fd5421563461a08bb436845f1c
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SHA512
8e030c0f12850d08a4e37f49299ae0872ab0e5fa9e29ca335ed41257df093b49bc0bc19f3163b34d9f91e7a532494b01b10cee85c19ec04a4e886c3307920350
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SSDEEP
12288:/pwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/J:xwAcu99lPzvxP+Bsz2XjWTRMQckkIXnh
Malware Config
Signatures
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Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Modifies firewall policy service 3 TTPs 3 IoCs
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Modifies security service 2 TTPs 1 IoCs
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Windows security bypass 2 TTPs 2 IoCs
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Disables RegEdit via registry modification 1 IoCs
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Disables Task Manager via registry modification
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 2 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 46 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b561f1dd7998e4ea299420d0bb96fcec_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b561f1dd7998e4ea299420d0bb96fcec_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
704KB
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Filesize
4KB
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Filesize
4KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
4KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB
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Filesize
704KB