Analysis
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max time kernel
148s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
28/04/2024, 03:33
General
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Target
2024-04-28_515b4606af4e4aabcdb5fd2ad173c717_cryptolocker.exe
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Size
65KB
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MD5
515b4606af4e4aabcdb5fd2ad173c717
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SHA1
41be84e9a9f51ac2d1698c7dce56bd58be28a263
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SHA256
f84247ad665f2318e11aa3b0662477402c1b95835126776da331a968fcf35057
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SHA512
8d870a25fb7bd74b9e6d3657e1025bdc0298f6b29b48a3068290bf30b8f7e9b701c3546f7be5009b9f430a17a93e5b4c22b258e9ee5e25f6f6d212287175f3f2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xK:1nK6a+qdOOtEvwDpjQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 IoCs
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UPX dump on OEP (original entry point) 5 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 5 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\2024-04-28_515b4606af4e4aabcdb5fd2ad173c717_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-28_515b4606af4e4aabcdb5fd2ad173c717_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
65KB
MD5eb7d59a88fe822ffd059d04ffbbc570f
SHA18d2cc63382dc8bcfcea0c3bd56339bb33f2eda16
SHA256cbcb23f01442d71fa54958989717262d02e91c7e7d475f4f2de968676cc00b0f
SHA51278ca5c88ad311fe91db53f8af534b6eacd1c6d7e0fc0d9d37da22d5476a7ae3149d9e8550b020cf3f411eb0191cc2f37686808a68bb8b316edae894dd96ffc0f
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Filesize
24KB
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Filesize
60KB
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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
64KB
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Filesize
60KB