Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
25/09/2026, 17:40
General
- Target 2026-09-25_ed0bb6b52be6b255dc69e85ae4829862_coinminer_cryptolocker_elex.exe
- Size 47KB
- Sample260925-v9bydasemd
- SHA256 55e887bdd8c684c4aeda95d3b2caed39c25652f270282cf9b3b645ae4a91af7e
Malware Config
Signatures
- Detection of CryptoLocker Variants 4 IoCs
- Detection of Cryptolocker Samples 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).
- 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.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-25_ed0bb6b52be6b255dc69e85ae4829862_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-25_ed0bb6b52be6b255dc69e85ae4829862_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
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
asih.exe
memory/2632-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/2632-1-0x0000000002240000-0x0000000002246000-memory.dmp
memory/2632-2-0x0000000002240000-0x0000000002246000-memory.dmp
memory/2632-3-0x0000000002260000-0x0000000002266000-memory.dmp
memory/2632-27-0x0000000000500000-0x000000000050F000-memory.dmp
memory/5848-19-0x0000000002110000-0x0000000002116000-memory.dmp
memory/5848-25-0x00000000020F0000-0x00000000020F6000-memory.dmp
memory/5848-28-0x0000000000500000-0x000000000050F000-memory.dmp