General
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Target
JaffaCakes118_389a769c402b70d8df882c6ef68f25b2
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Size
825KB
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Sample
250301-m2qskazly5
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MD5
389a769c402b70d8df882c6ef68f25b2
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SHA1
eee96b686ab923043355353cfb99b7364ae45efb
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SHA256
3e82726be4298544db69160ced09199c81dad606c3bb5d098bcf510041eb2c42
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SHA512
2ee875367bfa3425c517af12d283c2ae7920f1fda44c3821279a99185c8b5df2ad3242b760c9a5cba85eeaa13074be55951a29ffbddb64ac583272e871cd5010
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SSDEEP
24576:y0ytO3rUVidlntbUnz6Wb9IhsO6XCQ68:YKVrlUnzD9IhPJQ6
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_389a769c402b70d8df882c6ef68f25b2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_389a769c402b70d8df882c6ef68f25b2.exe
Resource
win10v2004-20250217-en
Malware Config
Extracted
darkcomet
- gencode
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install
false
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offline_keylogger
false
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persistence
false
Extracted
darkcomet
Guest16
killergkhn.no-ip.biz:3460
DC_MUTEX-9GX4KY8
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InstallPath
Windowsupdate\winupdate.exe
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gencode
17r%FyvQ/-Ze
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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
winupdater
Targets
-
-
Target
JaffaCakes118_389a769c402b70d8df882c6ef68f25b2
-
Size
825KB
-
MD5
389a769c402b70d8df882c6ef68f25b2
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SHA1
eee96b686ab923043355353cfb99b7364ae45efb
-
SHA256
3e82726be4298544db69160ced09199c81dad606c3bb5d098bcf510041eb2c42
-
SHA512
2ee875367bfa3425c517af12d283c2ae7920f1fda44c3821279a99185c8b5df2ad3242b760c9a5cba85eeaa13074be55951a29ffbddb64ac583272e871cd5010
-
SSDEEP
24576:y0ytO3rUVidlntbUnz6Wb9IhsO6XCQ68:YKVrlUnzD9IhPJQ6
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Darkcomet family
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Modifies WinLogon for persistence
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UAC bypass
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Windows security bypass
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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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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Windows security modification
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Adds Run key to start application
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Checks whether UAC is enabled
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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
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
6