Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
25/08/2026, 10:24
General
- Target 2026-08-24_73b0d625eb320d8eec0fd4bf4c548676_coinminer_cryptolocker_elex.exe
- Size 61KB
- Sample260825-mfcc2swzbx
- SHA256 6bd3c2d3e4f36bfb8b76b672856d9ebf7bc8f5f27917ad72f938c6e6842427c3
Malware Config
Signatures
- Detection of CryptoLocker Variants 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.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-24_73b0d625eb320d8eec0fd4bf4c548676_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-24_73b0d625eb320d8eec0fd4bf4c548676_coinminer_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\lossy.exe"C:\Users\Admin\AppData\Local\Temp\lossy.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
lossy.exe
memory/3180-0-0x0000000008000000-0x000000000800E000-memory.dmp
memory/3180-1-0x00000000020A0000-0x00000000020A6000-memory.dmp
memory/3180-2-0x00000000020A0000-0x00000000020A6000-memory.dmp
memory/3180-3-0x00000000020C0000-0x00000000020C6000-memory.dmp
memory/3180-17-0x0000000008000000-0x000000000800E000-memory.dmp
memory/4368-20-0x0000000002120000-0x0000000002126000-memory.dmp
memory/4368-26-0x0000000002100000-0x0000000002106000-memory.dmp
memory/4368-27-0x0000000008000000-0x000000000800E000-memory.dmp