Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
09/05/2026, 18:45
General
- Target 2026-05-09_9db03235e535582f068938f6a033d794_coinminer_cryptolocker_elex.exe
- Size 68KB
- Sample260509-xd41dsft7n
- SHA256 cef533d139267ef9624da4950c3fee0df332cfbd0c63437571664f523f5b6a83
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 4 IoCs
- UPX dump on OEP (original entry point) 4 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-09_9db03235e535582f068938f6a033d794_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-09_9db03235e535582f068938f6a033d794_coinminer_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
asih.exe
memory/3048-20-0x0000000000690000-0x0000000000696000-memory.dmp
memory/3048-21-0x00000000006B0000-0x00000000006B6000-memory.dmp
memory/3048-51-0x0000000000500000-0x000000000050F000-memory.dmp
memory/3048-50-0x0000000002FF0000-0x0000000003009000-memory.dmp
memory/4464-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4464-1-0x00000000004C0000-0x00000000004C6000-memory.dmp
memory/4464-2-0x00000000004C0000-0x00000000004C6000-memory.dmp
memory/4464-3-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/4464-18-0x0000000000500000-0x000000000050F000-memory.dmp