Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
05-06-2024 00:24
General
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Target
2024-06-05_1b47784ded20743ae77298381c37bc75_cryptolocker.exe
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Size
64KB
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MD5
1b47784ded20743ae77298381c37bc75
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SHA1
60c2d3007f180e70eab2d9efebe2cc79bb25d00f
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SHA256
59b936fd3c64ebd609f261660cc7e6b986abf1d30b3d8c0a5967fe3d311f1fdf
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SHA512
4a5b6dcebde6bd1579644e7709ab149746a82bfc2d00a5ea56cce8527829ece13e28189a645b28eca6e554780b62cd67a3ecb73e584c9c9faf59acc60bf80db3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYMWRr:1nK6a+qdOOtEvwDpji
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-05_1b47784ded20743ae77298381c37bc75_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-05_1b47784ded20743ae77298381c37bc75_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
64KB
MD56c30ac3096cb4f5655ec91909056ff50
SHA135d424309131749e0c1f65de2cd1cbeecca5db33
SHA256c2f4ab3901e801d67593dd4d56891d1b4917322a87474577c8d7c196c9ed5386
SHA5120148d725eb5c25f770384cfc43340ca0425e2e20cbf1ab84ce32ee6b58fd711e4bafab1c6c51f4f124c923e1a8d38775281e52dcac6598466475b86899809b7c
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB