Analysis
- max time kernel
148s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
10/06/2024, 11:28
General
- Target 2024-06-10_c6a0c80b4f07bf616e034438e01e3a0e_cryptolocker.exe
- Size 46KB
- Sample240610-nk2deahe84
- SHA256 9711353c3cacbc02505cb96e9d1bf026abc178586a8511502a0f5b33039c5021
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 5 IoCs
- Detection of Cryptolocker Samples 5 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-06-10_c6a0c80b4f07bf616e034438e01e3a0e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-10_c6a0c80b4f07bf616e034438e01e3a0e_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
asih.exe
memory/1392-18-0x0000000000500000-0x000000000050B000-memory.dmp
memory/1392-20-0x0000000000650000-0x0000000000656000-memory.dmp
memory/1392-26-0x0000000000630000-0x0000000000636000-memory.dmp
memory/1392-27-0x0000000000500000-0x000000000050B000-memory.dmp
memory/4968-0-0x0000000000500000-0x000000000050B000-memory.dmp
memory/4968-1-0x0000000000660000-0x0000000000666000-memory.dmp
memory/4968-2-0x00000000007D0000-0x00000000007D6000-memory.dmp
memory/4968-9-0x0000000000660000-0x0000000000666000-memory.dmp
memory/4968-17-0x0000000000500000-0x000000000050B000-memory.dmp