Analysis
- max time kernel
91s - max time network
117s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
09/11/2022, 16:24
General
- Target file.exe
- Size 1.7MB
- Sample221109-twddlsbhan
- SHA256 5bd7a1d3894b770b58190bfb3c6020344ce47389ccdc5b080cff9d23718ff4b3
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" _sPEp.A /u /S2⤵
- Loads dropped DLL
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
_sPEp.A
_spEp.A
memory/2468-135-0x0000000002F20000-0x0000000003077000-memory.dmp
memory/2468-136-0x0000000003190000-0x000000000329C000-memory.dmp
memory/2468-137-0x00000000032A0000-0x000000000336C000-memory.dmp
memory/2468-138-0x0000000003370000-0x000000000342A000-memory.dmp
memory/2468-141-0x0000000003190000-0x000000000329C000-memory.dmp