Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
11/06/2024, 03:24
General
- Target 2024-06-11_0baf492ae393e1b39a65d1123ca6932c_cryptolocker.exe
- Size 62KB
- Sample240611-dx6hsasdkf
- SHA256 4ae1bf9cd39bf5a99b5dad13f8caf8dd2de4559f014bd5cdc032e57da5fa944e
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\2024-06-11_0baf492ae393e1b39a65d1123ca6932c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-11_0baf492ae393e1b39a65d1123ca6932c_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
misid.exe
memory/3468-18-0x0000000000500000-0x000000000050B000-memory.dmp
memory/3468-26-0x0000000000500000-0x000000000050B000-memory.dmp
memory/3928-0-0x0000000000500000-0x000000000050B000-memory.dmp
memory/3928-1-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3928-2-0x00000000004D0000-0x00000000004D6000-memory.dmp
memory/3928-3-0x00000000004F0000-0x00000000004F6000-memory.dmp
memory/3928-17-0x0000000000500000-0x000000000050B000-memory.dmp