Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20250217-en - resource tags
- submitted
12/03/2025, 02:33
General
- Target JaffaCakes118_689305494b860bd54d43f8d57c439830.exe
- Size 745KB
- Sample250312-c14b6atrt8
- SHA256 e103bb692196bc6a19ffdeb5e68c78ff19d3f1d62bdb3600f2b352468f7b423b
Malware Config
Extracted
-
darkcomet
-
Guest16
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chitan.myftp.org:1604
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DC_MUTEX-F54S21D
-
gencode
KXuNl*34a2=o
-
install
false
-
offline_keylogger
false
-
password
hakima
-
persistence
false
Signatures
- Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
- Darkcomet family
- Windows security bypass 2 TTPs 1 IoCs
- Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Windows security modification 2 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 24 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
- Views/modifies file attributes 1 TTPs 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_689305494b860bd54d43f8d57c439830.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_689305494b860bd54d43f8d57c439830.exe"1⤵
- Windows security bypass
- Checks computer location settings
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_689305494b860bd54d43f8d57c439830.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_689305494b860bd54d43f8d57c439830.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/3316-0-0x0000000002340000-0x0000000002341000-memory.dmp
memory/3316-2-0x0000000002340000-0x0000000002341000-memory.dmp
memory/3316-1-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-3-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-4-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-5-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-6-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-7-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-8-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-9-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-10-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-11-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-12-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-13-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-14-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/3316-15-0x0000000000400000-0x00000000004CC000-memory.dmp