Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
30/10/2026, 04:00
General
- Target 2026-10-28_59601775d878feb3603583b24b46c66e_cryptolocker_elex.exe
- Size 31KB
- Sample261030-ek4dbswt2l
- SHA256 c87b06cd9a2d6e55bfbcde279f5a9633397d0f2d05e4af90933f43a219ef4848
Malware Config
Signatures
- Detection of CryptoLocker Variants 3 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\2026-10-28_59601775d878feb3603583b24b46c66e_cryptolocker_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_59601775d878feb3603583b24b46c66e_cryptolocker_elex.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\gewos.exe"C:\Users\Admin\AppData\Local\Temp\gewos.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
gewos.exe
gewosik.exe
memory/4224-20-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4224-22-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4224-23-0x0000000000400000-0x0000000000406000-memory.dmp
memory/4572-0-0x0000000000404000-0x0000000000405000-memory.dmp
memory/4572-1-0x0000000002290000-0x0000000002296000-memory.dmp
memory/4572-2-0x0000000000400000-0x0000000000408000-memory.dmp
memory/4572-3-0x0000000000400000-0x0000000000406000-memory.dmp