Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
12/10/2026, 21:19
General
- Target 2026-10-11_5656b72147bb5632737f823c4dc8da1f_coinminer_cryptolocker_elex.exe
- Size 49KB
- Sample261012-z56dmsft2s
- SHA256 658d597694f0da79b6feabda6f900ef5d1dd531d0b559b1b7fcc8af1c95d576d
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.
- Modifies system certificate store 2 TTPs 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-11_5656b72147bb5632737f823c4dc8da1f_coinminer_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-11_5656b72147bb5632737f823c4dc8da1f_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
memory/3496-19-0x0000000002120000-0x0000000002126000-memory.dmp
memory/3496-27-0x0000000000860000-0x0000000000866000-memory.dmp
memory/3496-54-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4564-0-0x0000000000500000-0x000000000050F000-memory.dmp
memory/4564-1-0x0000000002230000-0x0000000002236000-memory.dmp
memory/4564-2-0x0000000002230000-0x0000000002236000-memory.dmp
memory/4564-3-0x0000000002250000-0x0000000002256000-memory.dmp
memory/4564-26-0x0000000000500000-0x000000000050F000-memory.dmp