Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
- submitted
04/07/2026, 04:25
General
- Target 2026-07-04_2232ac229da33913c3e8828da70e53f5_coinminer_cryptolocker_elex.exe
- Size 65KB
- Sample260704-e189hsfs6q
- SHA256 523b850783920b20c984c0d3a2c666bfd0b07800cac13f0b8264e30874ba15c7
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\2026-07-04_2232ac229da33913c3e8828da70e53f5_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-04_2232ac229da33913c3e8828da70e53f5_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
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Downloads
asih.exe
memory/2140-20-0x0000000002120000-0x0000000002126000-memory.dmp
memory/2140-26-0x0000000002100000-0x0000000002106000-memory.dmp
memory/2140-27-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4696-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4696-1-0x00000000021C0000-0x00000000021C6000-memory.dmp
memory/4696-2-0x00000000021C0000-0x00000000021C6000-memory.dmp
memory/4696-3-0x00000000021E0000-0x00000000021E6000-memory.dmp
memory/4696-17-0x0000000000500000-0x000000000050F000-memory.dmp