Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
04/07/2026, 04:25
General
- Target 2026-07-04_2232ac229da33913c3e8828da70e53f5_coinminer_cryptolocker_elex.exe
- Size 65KB
- Sample260704-e189hsfs6q
- SHA256 523b850783920b20c984c0d3a2c666bfd0b07800cac13f0b8264e30874ba15c7
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\2026-07-04_2232ac229da33913c3e8828da70e53f5_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-04_2232ac229da33913c3e8828da70e53f5_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/1436-20-0x0000000000560000-0x0000000000566000-memory.dmp
memory/1436-21-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/1436-27-0x0000000000500000-0x000000000050F000-memory.dmp
memory/1692-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/1692-1-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/1692-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/1692-3-0x00000000004F0000-0x00000000004F6000-memory.dmp
memory/1692-18-0x0000000000500000-0x000000000050F000-memory.dmp