Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
07/08/2026, 19:55
General
- Target 2026-08-07_51bf0d8d83e493cefa8173c1f611aa34_cryptolocker_elex.exe
- Size 72KB
- Sample260807-ynapzaserd
- SHA256 551d309f4aeeac59c9f948c8eb9f224675537e2ff1e20002f5a34d6125cd705b
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 2 IoCs
- Checks computer location settings 2 TTPs 2 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\2026-08-07_51bf0d8d83e493cefa8173c1f611aa34_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-07_51bf0d8d83e493cefa8173c1f611aa34_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\gewos.exe"C:\Users\Admin\AppData\Local\Temp\gewos.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
gewos.exe
gewosik.exe
memory/2032-0-0x0000000000404000-0x0000000000405000-memory.dmp
memory/2032-1-0x0000000002210000-0x0000000002216000-memory.dmp
memory/2032-2-0x0000000000400000-0x000000000040D000-memory.dmp
memory/2032-3-0x0000000000400000-0x0000000000406000-memory.dmp
memory/4632-19-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4632-27-0x0000000000400000-0x000000000040D000-memory.dmp