Analysis
- max time kernel
150s - max time network
158s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
20/04/2026, 09:24
General
- Target 2026-04-20_cb31c757d910408f5c57e6b38d464bb6_coinminer_cryptolocker_elex.exe
- Size 43KB
- Sample260420-ldgz3set8k
- SHA256 c6659b22015e44a6ed151b6071ba2b861b203d5e187d9642d243c65e3f04dae1
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 2 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\2026-04-20_cb31c757d910408f5c57e6b38d464bb6_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_cb31c757d910408f5c57e6b38d464bb6_coinminer_cryptolocker_elex.exe"1⤵
- 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
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Downloads
misid.exe
memory/2280-18-0x0000000002140000-0x00000000021FB000-memory.dmp
memory/2280-2-0x0000000002210000-0x0000000002216000-memory.dmp
memory/2280-4-0x0000000002240000-0x0000000002246000-memory.dmp
memory/2280-1-0x0000000002210000-0x0000000002216000-memory.dmp
memory/2280-16-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2280-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/4784-20-0x0000000002230000-0x0000000002236000-memory.dmp
memory/4784-26-0x0000000002160000-0x000000000221B000-memory.dmp
memory/4784-27-0x0000000000500000-0x0000000000510000-memory.dmp
memory/4784-29-0x0000000002160000-0x000000000221B000-memory.dmp
memory/4784-35-0x0000000002160000-0x000000000221B000-memory.dmp
memory/4784-39-0x0000000002160000-0x000000000221B000-memory.dmp