General
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Target
JaffaCakes118_bc9a5b89f91f37a2d2a605c98745eb07
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Size
854KB
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Sample
250207-3gzsqsvkcj
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MD5
bc9a5b89f91f37a2d2a605c98745eb07
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SHA1
7f6894fad9ab377dca25e44607ea23451384e7b0
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SHA256
a3a8bf9a082e1825db80e7df1e6aebf289328cd4bcbd719f8d6da6b9686a6883
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SHA512
232c9f81e90aa6ceac059391056160520229af60a703a2fa830e524645fa09d14fc632d8916adfa352f3209f5a7a70a7a05f8f1d12e3bfe01061d3f4877a4c55
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SSDEEP
12288:lrrPfHyTJIoVzp5B+C35gTqqzXcJYN45iqLSnX+vIdBd1NXvrqvtg0O9B4M9DJ:l/4WgwoC/sJo45iq+yIZ1NfeVg0gBl
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_bc9a5b89f91f37a2d2a605c98745eb07.exe
Resource
win7-20240903-en
Malware Config
Extracted
darkcomet
Guest16
kaank11.zapto.org:15963
DC_MUTEX-B22UUWY
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InstallPath
Windupdt\JavaSun.exe
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gencode
x-tEbBWdArpJ
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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
JavaSun
Extracted
darkcomet
- gencode
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install
false
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offline_keylogger
false
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persistence
false
Targets
-
-
Target
JaffaCakes118_bc9a5b89f91f37a2d2a605c98745eb07
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Size
854KB
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MD5
bc9a5b89f91f37a2d2a605c98745eb07
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SHA1
7f6894fad9ab377dca25e44607ea23451384e7b0
-
SHA256
a3a8bf9a082e1825db80e7df1e6aebf289328cd4bcbd719f8d6da6b9686a6883
-
SHA512
232c9f81e90aa6ceac059391056160520229af60a703a2fa830e524645fa09d14fc632d8916adfa352f3209f5a7a70a7a05f8f1d12e3bfe01061d3f4877a4c55
-
SSDEEP
12288:lrrPfHyTJIoVzp5B+C35gTqqzXcJYN45iqLSnX+vIdBd1NXvrqvtg0O9B4M9DJ:l/4WgwoC/sJo45iq+yIZ1NfeVg0gBl
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Darkcomet family
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Modifies WinLogon for persistence
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Downloads MZ/PE file
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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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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
1