Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
20/04/2026, 08:50
General
- Target 2026-04-20_a8b50ad92bbf0b2644ab53e8fd1a93c7_cryptolocker_elex.exe
- Size 52KB
- Sample260420-krvbwsdt4j
- SHA256 d53c03136c3a0502963af4d2196f5eeadf8f4a5f42dd3f99c280738e65063c74
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 2 IoCs
- 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\2026-04-20_a8b50ad92bbf0b2644ab53e8fd1a93c7_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_a8b50ad92bbf0b2644ab53e8fd1a93c7_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\demka.exe"C:\Users\Admin\AppData\Local\Temp\demka.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
demka.exe
medkem.exe
memory/4084-0-0x0000000000404000-0x0000000000405000-memory.dmp
memory/4084-1-0x0000000002710000-0x0000000002716000-memory.dmp
memory/4084-2-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4084-3-0x0000000000400000-0x0000000000406000-memory.dmp
memory/4084-20-0x0000000000680000-0x0000000000742000-memory.dmp
memory/4172-19-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4172-28-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4172-48-0x0000000002020000-0x00000000020E2000-memory.dmp