Analysis
- max time kernel
150s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
16/07/2024, 12:13
General
- Target 4e4383b0d54fa13045dc2a02162352a5_JaffaCakes118.exe
- Size 757KB
- Sample240716-pd1c7ssblq
- SHA256 3388cf20e68d3579243bc1e4e276e993e741acdaae910263c89927004cc2d9e6
Malware Config
Extracted
-
darkcomet
-
Guest16
-
para23dz.no-ip.biz:1604
-
DC_MUTEX-F54S21D
-
InstallPath
MSDCSC\msdcsc.exe
-
gencode
qpJAuliNu3uy
-
install
true
-
offline_keylogger
true
-
persistence
false
-
reg_key
MicroUpdate
Signatures
- Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 48 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4e4383b0d54fa13045dc2a02162352a5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4e4383b0d54fa13045dc2a02162352a5_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
msdcsc.exe
memory/2120-20-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-22-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-15-0x0000000002180000-0x0000000002181000-memory.dmp
memory/2120-16-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-17-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-18-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-19-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-29-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-28-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-23-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-21-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-24-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-25-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-26-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2120-27-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2124-14-0x0000000000400000-0x00000000004CC000-memory.dmp
memory/2124-0-0x00000000007C0000-0x00000000007C1000-memory.dmp