Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
09/06/2024, 07:25
General
- Target 2024-06-09_37ead1415873e06bdb505ed0a97ffad5_cryptolocker.exe
- Size 37KB
- Sample240609-h9ecaagc65
- SHA256 ea7239d09ff4b8c34115386a2c93d048d397c377b9757307f4132808bbefc1f5
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 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\2024-06-09_37ead1415873e06bdb505ed0a97ffad5_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-09_37ead1415873e06bdb505ed0a97ffad5_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\gewos.exe"C:\Users\Admin\AppData\Local\Temp\gewos.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
gewos.exe
memory/3964-25-0x0000000001F90000-0x0000000001F96000-memory.dmp
memory/5016-0-0x0000000002160000-0x0000000002166000-memory.dmp
memory/5016-1-0x0000000000400000-0x0000000000406000-memory.dmp
memory/5016-8-0x0000000002160000-0x0000000002166000-memory.dmp