General
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Target
f89e6abcba5b9946e47da02cee2ced9a_JaffaCakes118
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Size
661KB
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Sample
241216-mpfrtswrez
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MD5
f89e6abcba5b9946e47da02cee2ced9a
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SHA1
0d8f39548a5eab3f0e1e665575a7b3d54e78edb1
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SHA256
93293359fafc0adf8d6c70211674401c4ea799b96d516ac9bc7e9aa694f72f90
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SHA512
0a5bf0e7b729f06c88cf65a7a66c38e39503cad4fedb750e993bba9fadd4d31838edcdee31b8f945d12d70af50e993ef41a36a40a33370642503b60e54a9b86c
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SSDEEP
12288:E9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hu:IZ1xuVVjfFoynPaVBUR8f+kN10EBw
Behavioral task
behavioral1
Sample
f89e6abcba5b9946e47da02cee2ced9a_JaffaCakes118.exe
Resource
win7-20240903-en
Malware Config
Extracted
darkcomet
Guest16
ashkar.no-ip.org:1604
DC_MUTEX-G0FAELX
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InstallPath
MSDCSC\msdcsc.exe
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gencode
ywEaUnUCbAtD
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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
f89e6abcba5b9946e47da02cee2ced9a_JaffaCakes118
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Size
661KB
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MD5
f89e6abcba5b9946e47da02cee2ced9a
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SHA1
0d8f39548a5eab3f0e1e665575a7b3d54e78edb1
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SHA256
93293359fafc0adf8d6c70211674401c4ea799b96d516ac9bc7e9aa694f72f90
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SHA512
0a5bf0e7b729f06c88cf65a7a66c38e39503cad4fedb750e993bba9fadd4d31838edcdee31b8f945d12d70af50e993ef41a36a40a33370642503b60e54a9b86c
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SSDEEP
12288:E9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hu:IZ1xuVVjfFoynPaVBUR8f+kN10EBw
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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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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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Suspicious use of SetThreadContext
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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