Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
07/07/2026, 23:42
General
- Target 2026-07-07_0a0512fe0d70c999ec858d4cc0671769_cryptolocker_elex.exe
- Size 43KB
- Sample260707-3qd8dsf17v
- SHA256 47507810f7e8f9ebc065ec8b2a29dfe84518801f096011ae382deb15a2fe88e6
Malware Config
Signatures
- Detection of CryptoLocker Variants 5 IoCs
- Detection of Cryptolocker Samples 5 IoCs
- Detects executables built or packed with MPress PE compressor 5 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\2026-07-07_0a0512fe0d70c999ec858d4cc0671769_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-07_0a0512fe0d70c999ec858d4cc0671769_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
misid.exe
memory/3576-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3576-1-0x0000000000504000-0x0000000000505000-memory.dmp
memory/3576-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3576-3-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3576-4-0x00000000004F0000-0x00000000004F6000-memory.dmp
memory/3620-18-0x0000000000500000-0x0000000000510000-memory.dmp
memory/3620-20-0x00000000006D0000-0x00000000006D6000-memory.dmp
memory/3620-26-0x0000000000500000-0x0000000000510000-memory.dmp