Analysis
- max time kernel
148s - max time network
131s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 23:50
General
- Target 2026-07-31_5cef67e983ed31f266999698a4988303_coinminer_cryptolocker_elex.exe
- Size 49KB
- Sample260731-3vx63atblc
- SHA256 4601edfe4809eded70e23bb315c943d6675f3ab06c28491a1eaa62324d535710
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 4 IoCs
- UPX dump on OEP (original entry point) 4 IoCs
- Executes dropped EXE 1 IoCs
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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.
- Modifies system certificate store 2 TTPs 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-31_5cef67e983ed31f266999698a4988303_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_5cef67e983ed31f266999698a4988303_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies system certificate store
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
asih.exe
memory/856-25-0x00000000021B0000-0x00000000021B6000-memory.dmp
memory/856-28-0x0000000000500000-0x000000000050F000-memory.dmp
memory/3184-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/3184-1-0x00000000007D0000-0x00000000007D6000-memory.dmp
memory/3184-2-0x00000000007D0000-0x00000000007D6000-memory.dmp
memory/3184-3-0x0000000002260000-0x0000000002266000-memory.dmp
memory/3184-27-0x0000000000500000-0x000000000050F000-memory.dmp