Analysis
- max time kernel
150s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
10/11/2026, 23:04
General
- Target 2026-11-09_3381849c4c865954036d511b2ea47aa3_coinminer_cryptolocker_elex.exe
- Size 72KB
- Sample261110-22d64adx8v
- SHA256 bf535714729c61a20e45d5e48a178710da1ddb81f3816c2975bc09ac7bcb9f11
Malware Config
Signatures
- Custom signatureDetection of CryptoLocker Variants 4 IoCs
- Custom signatureDetection of Cryptolocker Samples 4 IoCs
- Custom signatureUPX 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).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- 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\2026-11-09_3381849c4c865954036d511b2ea47aa3_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-09_3381849c4c865954036d511b2ea47aa3_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
- Reads the TCP/IP host and domain name from the registry
- 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
asihed.exe
memory/2028-20-0x0000000002260000-0x0000000002266000-memory.dmp
memory/2028-26-0x0000000002240000-0x0000000002246000-memory.dmp
memory/2028-53-0x0000000000500000-0x000000000050F000-memory.dmp
memory/5760-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/5760-1-0x0000000002230000-0x0000000002236000-memory.dmp
memory/5760-3-0x0000000002250000-0x0000000002256000-memory.dmp
memory/5760-2-0x0000000002230000-0x0000000002236000-memory.dmp
memory/5760-18-0x0000000000500000-0x000000000050F000-memory.dmp