Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
19/08/2026, 07:56
General
- Target 2026-08-19_b46f095b1814f77f5b7d32891f728fc9_coinminer_cryptolocker_elex.exe
- Size 33KB
- Sample260819-js5ctadh39
- SHA256 4514d69d720ccdb917314eea7f0d6c619fc32dc93292be99bb87f47f9e5f40f0
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 2 IoCs
- Detects executables built or packed with MPress PE compressor 4 IoCs
- UPX dump on OEP (original entry point) 2 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- 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\2026-08-19_b46f095b1814f77f5b7d32891f728fc9_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_b46f095b1814f77f5b7d32891f728fc9_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/4240-20-0x0000000000570000-0x0000000000576000-memory.dmp
memory/4240-21-0x00000000006D0000-0x00000000006D6000-memory.dmp
memory/4240-27-0x0000000000500000-0x0000000000514000-memory.dmp
memory/4644-0-0x0000000000500000-0x0000000000514000-memory.dmp
memory/4644-1-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/4644-2-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/4644-3-0x0000000002070000-0x0000000002076000-memory.dmp
memory/4644-18-0x0000000000500000-0x0000000000514000-memory.dmp