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General
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Target
JaffaCakes118_80a2b861f3c5efd447543f05c9cd02fe
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Size
714KB
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Sample
250320-begetsyve1
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MD5
80a2b861f3c5efd447543f05c9cd02fe
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SHA1
0b380a3c336066bb83649d6da4bce6a34ca28eff
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SHA256
5a9d6b2ce6c2ddf820e49cf8d13e70afba42d0d4f6f134e35651d559f583c82d
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SHA512
768fea8ead7aca69be1b26090f7acf68c59e4783deb25d14b540fcfa2e176b1de89e49bac247424e5c478cc64c3a27086c9ce62232089051242f69e754d8a868
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SSDEEP
12288:qaAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVsgdW:rAEENIq8XwyVPQclDq/+WnpsSW
Behavioral task
behavioral1
Sample
JaffaCakes118_80a2b861f3c5efd447543f05c9cd02fe.exe
Resource
win7-20241010-en
Malware Config
Extracted
darkcomet
Guest16
gamber.zapto.org:1604
DC_MUTEX-F54S21D
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InstallPath
Windupdt\winupdate.exe
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gencode
Q82/EBMYe+5f
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
winupdater
Targets
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Target
JaffaCakes118_80a2b861f3c5efd447543f05c9cd02fe
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Size
714KB
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MD5
80a2b861f3c5efd447543f05c9cd02fe
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SHA1
0b380a3c336066bb83649d6da4bce6a34ca28eff
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SHA256
5a9d6b2ce6c2ddf820e49cf8d13e70afba42d0d4f6f134e35651d559f583c82d
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SHA512
768fea8ead7aca69be1b26090f7acf68c59e4783deb25d14b540fcfa2e176b1de89e49bac247424e5c478cc64c3a27086c9ce62232089051242f69e754d8a868
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SSDEEP
12288:qaAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVsgdW:rAEENIq8XwyVPQclDq/+WnpsSW
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Darkcomet family
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Modifies WinLogon for persistence
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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Drops file in System32 directory
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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