General
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Target
b88941407d61d4a039208c3e9ef7c620_JaffaCakes118
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Size
251KB
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Sample
241202-q8k3fawnew
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MD5
b88941407d61d4a039208c3e9ef7c620
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SHA1
f02266d031d4db0d610be6df08895299fc72c8be
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SHA256
9b3c3f216155ab683b72ab4062b0a57ee3194e49cc73b1354ebc38f6c4b671ba
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SHA512
4a6fd8640ab96a3ea1885f22a5cf39648e14acd3c3a410d3020773ec7503a8c363d88b4ff1ff7333473790eebc78c5da78f98812a798f2e4ab3597ffc1d69a50
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SSDEEP
6144:QcNYk1yuwEDBum3qYWnl0pd0EX3Zq2b6wfIDYm0PHQ:QcWkbgTYWnYnt/IDYhP
Behavioral task
behavioral1
Sample
b88941407d61d4a039208c3e9ef7c620_JaffaCakes118.exe
Resource
win7-20240903-en
Malware Config
Extracted
darkcomet
Guest16
127.0.0.1:1604
DC_MUTEX-Z7L11J7
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InstallPath
MSDCSC\msdcsc.exe
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gencode
rPFWXHl9UQEN
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
MicroUpdate
Targets
-
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Target
b88941407d61d4a039208c3e9ef7c620_JaffaCakes118
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Size
251KB
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MD5
b88941407d61d4a039208c3e9ef7c620
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SHA1
f02266d031d4db0d610be6df08895299fc72c8be
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SHA256
9b3c3f216155ab683b72ab4062b0a57ee3194e49cc73b1354ebc38f6c4b671ba
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SHA512
4a6fd8640ab96a3ea1885f22a5cf39648e14acd3c3a410d3020773ec7503a8c363d88b4ff1ff7333473790eebc78c5da78f98812a798f2e4ab3597ffc1d69a50
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SSDEEP
6144:QcNYk1yuwEDBum3qYWnl0pd0EX3Zq2b6wfIDYm0PHQ:QcWkbgTYWnYnt/IDYhP
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Darkcomet family
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Modifies WinLogon for persistence
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1