Analysis
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max time kernel
162s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
10-03-2024 20:25
General
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Target
2024-03-10_4af06c4b07f8be6f2423170210cbd268_cryptolocker.exe
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Size
50KB
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MD5
4af06c4b07f8be6f2423170210cbd268
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SHA1
e28723d339466068eb673a750bed0241e2966cce
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SHA256
e89c3502291efd093510930ccf9a98e2061d4707356f897436eda5a2365eb599
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SHA512
41ce518b64c417b7ab6bf1b59ba6c22bf244b010e81175d242238f88043e6d65157cacf5f5e9991d51013a9dc7d1891e9d55777e40cc3a1bd2ef6f9b70df61e9
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQPdUvB:BbdDmjr+OtEvwDpjMXQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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UPX dump on OEP (original entry point) 4 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-10_4af06c4b07f8be6f2423170210cbd268_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-10_4af06c4b07f8be6f2423170210cbd268_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
50KB
MD5dded59499691878ea1a1a8a0ae64fd93
SHA104085d0462067bf29eb29fa6cd379e188a7f297c
SHA2569f279293b4c4d06de10e6f2277dd9dd0b16edd64d2baa21c637138dd46456460
SHA512e50510506aaf0cba052715f51826f72745e56ec5ea135668421735901c0232db67992ce15f3a9cc94a9ab7e7cdbdb00945dc5e40887fba1076f96cfb57e7f24d
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB