Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
28-09-2024 08:09
General
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Target
fbdd0bbcbdf16964a092971c237d31a9_JaffaCakes118.exe
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Size
232KB
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MD5
fbdd0bbcbdf16964a092971c237d31a9
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SHA1
c7403c0c5e87f1b8f93258afb90e703aa65a86dc
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SHA256
42dd23675ae85659757795d4ca8d5ff54422aab724af89813c9d24258d91b46a
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SHA512
8ade71e7a03d78a9e19759a536328ca87a339b65197daf99464cfa97cca58a6b8512b7802e6dfe11aa8dbefb5763f203cf8f69f27029740cfd2ef558fc8a86fb
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SSDEEP
6144:2noIBzQUSMRYw7bPJyP6I+D75cue/Yunq7DUFioS:CoIBzQov7j84D75e/67poS
Malware Config
Extracted
darkcomet
Guest16_min
corenet.bounceme.net:1604
DCMIN_MUTEX-JFUGC33
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InstallPath
DCSCMIN\IMDCSC.exe
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gencode
09tYsyRk0WC2
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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
DarkComet RAT
Signatures
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Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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UPX packed file 18 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious use of AdjustPrivilegeToken 48 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fbdd0bbcbdf16964a092971c237d31a9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fbdd0bbcbdf16964a092971c237d31a9_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
232KB
MD5fbdd0bbcbdf16964a092971c237d31a9
SHA1c7403c0c5e87f1b8f93258afb90e703aa65a86dc
SHA25642dd23675ae85659757795d4ca8d5ff54422aab724af89813c9d24258d91b46a
SHA5128ade71e7a03d78a9e19759a536328ca87a339b65197daf99464cfa97cca58a6b8512b7802e6dfe11aa8dbefb5763f203cf8f69f27029740cfd2ef558fc8a86fb
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Filesize
732KB
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Filesize
4KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
4KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB