Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
18/07/2024, 16:06
General
- Target 581a425213945dbc73160f2a29e7da7e_JaffaCakes118.exe
- Size 318KB
- Sample240718-tkhh7ayhnc
- SHA256 d73ecc098de7acae75b71e913d94c4f864d010e24984e17c32cdd1db422da308
Malware Config
Extracted
-
darkcomet
-
Guest16
-
spamer.zapto.org:2663
-
DC_MUTEX-J7ALSM1
-
InstallPath
MSDCSC\msdcsc.exe
-
gencode
WC7G4zZPZyRl
-
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\581a425213945dbc73160f2a29e7da7e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\581a425213945dbc73160f2a29e7da7e_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/1292-22-0x000000000047B000-0x00000000004B9000-memory.dmp
memory/1292-1-0x0000000002290000-0x0000000002293000-memory.dmp
memory/1292-2-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/1292-4-0x000000000047B000-0x00000000004B9000-memory.dmp
memory/1292-5-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/1292-6-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/1292-20-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/1292-0-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/1292-21-0x0000000002290000-0x0000000002293000-memory.dmp
memory/2360-28-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-33-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-26-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-27-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-23-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-29-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-30-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-31-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-32-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-25-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-34-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-35-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-36-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-37-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-38-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-39-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-40-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-41-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/2360-42-0x0000000000400000-0x00000000004DA000-memory.dmp