General
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Target
99878ebac98f91386d153a3ef61caefd_JaffaCakes118
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Size
760KB
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Sample
240815-j828dstbma
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MD5
99878ebac98f91386d153a3ef61caefd
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SHA1
141a7b5c4cb74a6aa8e0a8c48041fba7472f0c56
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SHA256
294bb46e7190523031b0ae138c6b094766c1171fde3c773d4da335e715b3eb7e
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SHA512
d4fb0a0e5bb26834abaafdd6ed4e37796f8fc150a2e6e50a6b1d4ad14a279db91ce2b7bf3dc00c43bf12302fc8c8093bc15def48312f2dbafc2f176d26442fd0
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SSDEEP
12288:D3OpvTE4a76S/Ddon/m09bbYlIaaMcE2YGhq3vo1RnfAvIESJgoE26yc/RpsvvZ:7Ow4aWNn/m09fKIaaBEtWq3A1Ov8Jgb2
Behavioral task
behavioral1
Sample
99878ebac98f91386d153a3ef61caefd_JaffaCakes118.exe
Resource
win7-20240704-en
Malware Config
Extracted
darkcomet
Guest16
dxd300.publicvm.com:1604
DC_MUTEX-4AF785U
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InstallPath
MSDCSC\msdcsc.exe
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gencode
xXNuPQBDMML7
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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
99878ebac98f91386d153a3ef61caefd_JaffaCakes118
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Size
760KB
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MD5
99878ebac98f91386d153a3ef61caefd
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SHA1
141a7b5c4cb74a6aa8e0a8c48041fba7472f0c56
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SHA256
294bb46e7190523031b0ae138c6b094766c1171fde3c773d4da335e715b3eb7e
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SHA512
d4fb0a0e5bb26834abaafdd6ed4e37796f8fc150a2e6e50a6b1d4ad14a279db91ce2b7bf3dc00c43bf12302fc8c8093bc15def48312f2dbafc2f176d26442fd0
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SSDEEP
12288:D3OpvTE4a76S/Ddon/m09bbYlIaaMcE2YGhq3vo1RnfAvIESJgoE26yc/RpsvvZ:7Ow4aWNn/m09fKIaaBEtWq3A1Ov8Jgb2
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Modifies WinLogon for persistence
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Drops file in Drivers directory
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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
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2