Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
02/08/2026, 04:13
General
- Target 2026-08-01_566eb445f6c37df17854def91f5abc51_coinminer_cryptolocker_elex.exe
- Size 42KB
- Sample260802-es5w5adj4s
- SHA256 4ba083e35646afb30b6ad837f2d90b382e0ac790a3827e9e4cc05e3f78e92ab4
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\2026-08-01_566eb445f6c37df17854def91f5abc51_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_566eb445f6c37df17854def91f5abc51_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/1772-21-0x0000000002170000-0x0000000002176000-memory.dmp
memory/1772-27-0x0000000002080000-0x0000000002086000-memory.dmp
memory/1772-28-0x0000000000500000-0x0000000000510000-memory.dmp
memory/5268-0-0x0000000000500000-0x0000000000510000-memory.dmp
memory/5268-1-0x0000000002240000-0x0000000002246000-memory.dmp
memory/5268-2-0x0000000002240000-0x0000000002246000-memory.dmp
memory/5268-3-0x0000000002260000-0x0000000002266000-memory.dmp
memory/5268-18-0x0000000000500000-0x0000000000510000-memory.dmp