Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
25/08/2026, 18:45
General
- Target 2026-08-24_135af3e4b9d5a8dfbd10496ce43bb8c9_cryptolocker_elex.exe
- Size 49KB
- Sample260825-xekcdaxfre
- SHA256 893f5b06236cad4796498a4faf31b1f4c798c412c7379c45d0b380a4628fb4b6
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 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
- 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\2026-08-24_135af3e4b9d5a8dfbd10496ce43bb8c9_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-24_135af3e4b9d5a8dfbd10496ce43bb8c9_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
hasfj.exe
memory/2116-0-0x0000000008004000-0x0000000008005000-memory.dmp
memory/2116-1-0x0000000002230000-0x0000000002236000-memory.dmp
memory/2116-2-0x0000000008000000-0x000000000800A000-memory.dmp
memory/2116-3-0x0000000002270000-0x0000000002276000-memory.dmp
memory/5100-17-0x0000000008000000-0x000000000800A000-memory.dmp
memory/5100-19-0x0000000008000000-0x000000000800A000-memory.dmp
memory/5100-20-0x0000000000630000-0x0000000000636000-memory.dmp