Analysis
- max time kernel
148s - max time network
124s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
25/02/2024, 14:58
General
- Target a41431099989b44359273216072f8295.exe
- Size 732KB
- Sample240225-scea5aeb78
- SHA256 411c69fb7d314fc4459925b38828f0fc88ac4a176a73959f629d573aa93c7349
Malware Config
Signatures
- Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 2 IoCs
- Suspicious use of AdjustPrivilegeToken 46 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a41431099989b44359273216072f8295.exe"C:\Users\Admin\AppData\Local\Temp\a41431099989b44359273216072f8295.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1068-10-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-3-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1068-7-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-8-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-12-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-11-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-13-0x0000000000230000-0x0000000000231000-memory.dmp
memory/1068-14-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-15-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/1068-16-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/2940-9-0x0000000000400000-0x00000000004C8000-memory.dmp
memory/2940-0-0x0000000000250000-0x0000000000251000-memory.dmp