Analysis
- max time kernel
148s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
19/04/2023, 14:06
General
- Target DOC26JY20230406.js
- Size 365KB
- Sample230419-reeh8sah84
- SHA256 481c49b5c971773e677a2619e67cda2a537ec4b119d1c4e65897d33fbbb7329f
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\DOC26JY20230406.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\mmwtxdjthg.txt"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
mmwtxdjthg.txt
memory/4720-148-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
memory/4720-158-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
memory/4720-183-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
memory/4720-195-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
memory/4720-218-0x0000000002FF0000-0x0000000002FF1000-memory.dmp
memory/4720-225-0x0000000002FF0000-0x0000000002FF1000-memory.dmp