Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/11/2026, 07:44
General
- Target 2026-11-01_d3388519fc457313c01e5744ea97aedd_cryptolocker_elex.exe
- Size 33KB
- Sample261102-jla6dsf13x
- SHA256 fb77d3b56f9eb607da7b3791b5d6ef5b49d8238e3a59197e35e06417c588a452
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
- Detection of Cryptolocker Samples 1 IoCs
- Executes dropped EXE 1 IoCs
- 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\2026-11-01_d3388519fc457313c01e5744ea97aedd_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-01_d3388519fc457313c01e5744ea97aedd_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\hurok.exe"C:\Users\Admin\AppData\Local\Temp\hurok.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
hurok.exe
memory/1264-0-0x0000000002C50000-0x0000000002C56000-memory.dmp
memory/1264-1-0x0000000002C50000-0x0000000002C56000-memory.dmp
memory/1264-2-0x0000000000400000-0x0000000000406000-memory.dmp
memory/3412-26-0x0000000002060000-0x0000000002066000-memory.dmp