Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
16/05/2026, 07:47
General
- Target 2026-05-16_e497dc9bd0ac3e0760a0b2159e2f481e_coinminer_cryptolocker_elex.exe
- Size 43KB
- Sample260516-jmsf3aez3p
- SHA256 ab2611ebf0f664006665874d7e5dc0afb4a7726ab4fe4ceb2044af524781be1c
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 2 IoCs
- UPX dump on OEP (original entry point) 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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\2026-05-16_e497dc9bd0ac3e0760a0b2159e2f481e_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-16_e497dc9bd0ac3e0760a0b2159e2f481e_coinminer_cryptolocker_elex.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
misid.exe
memory/4372-19-0x0000000000680000-0x0000000000686000-memory.dmp
memory/4372-25-0x0000000000520000-0x0000000000526000-memory.dmp
memory/4372-26-0x0000000000500000-0x0000000000510000-memory.dmp
memory/4912-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/4912-1-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/4912-2-0x00000000006A0000-0x00000000006A6000-memory.dmp
memory/4912-3-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/4912-17-0x0000000000500000-0x0000000000510000-memory.dmp