Analysis
- max time kernel
148s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
29/07/2026, 22:24
General
- Target 2026-07-29_a045ea3c632e612debba3403e234a79e_cryptolocker_elex.exe
- Size 49KB
- Sample260729-2bmqjsfg82
- SHA256 92b41fb8c526db4f4a09f00b5bfc36bc5e6884380413fb5f28e97746004b7389
Malware Config
Signatures
- Detection of CryptoLocker Variants 5 IoCs
- Detection of Cryptolocker Samples 3 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\2026-07-29_a045ea3c632e612debba3403e234a79e_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-29_a045ea3c632e612debba3403e234a79e_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/1016-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/1016-1-0x0000000000590000-0x0000000000596000-memory.dmp
memory/1016-2-0x0000000000590000-0x0000000000596000-memory.dmp
memory/1016-3-0x00000000005B0000-0x00000000005B6000-memory.dmp
memory/1016-19-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4468-17-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4468-21-0x0000000001F60000-0x0000000001F66000-memory.dmp
memory/4468-27-0x0000000000830000-0x0000000000836000-memory.dmp
memory/4468-28-0x0000000000500000-0x000000000050F000-memory.dmp