Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/09/2026, 22:45
General
- Target 2026-09-07_7858c670d4022e588a2aae7a5c4698c2_coinminer_cryptolocker_elex.exe
- Size 67KB
- Sample260908-2plemsytex
- SHA256 520cc427dc885bcc4189a32450af60dec965e9a99f1c8640f547e35f2a8d83f9
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 1 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\2026-09-07_7858c670d4022e588a2aae7a5c4698c2_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-07_7858c670d4022e588a2aae7a5c4698c2_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⤵
- 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/1884-19-0x00000000005A0000-0x00000000005A6000-memory.dmp
memory/1884-20-0x00000000005C0000-0x00000000005C6000-memory.dmp
memory/1884-26-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4816-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4816-1-0x00000000020D0000-0x00000000020D6000-memory.dmp
memory/4816-2-0x00000000020D0000-0x00000000020D6000-memory.dmp
memory/4816-4-0x00000000020F0000-0x00000000020F6000-memory.dmp
memory/4816-17-0x0000000000500000-0x000000000050F000-memory.dmp