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Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
22/01/2024, 15:26
General
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Target
2024-01-22_3759949d3595f56df90230bb6ef3e095_cryptolocker.exe
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Size
105KB
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MD5
3759949d3595f56df90230bb6ef3e095
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SHA1
6c0cf34f7a2bcaefdb1b6c90ebd9ab639f244d5f
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SHA256
af5b958cc9f7f93499552fe545644264a44001ee54b21bfb203a5764240df441
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SHA512
60cb76885ca4afbb980397a3def04a6833b1771b679473e7b15357ac6f01b003670dc0ddfc5ca82bd3ec04f86cea579617dd284b93c8d2ed6bb5e3b6793368cd
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksk:1nK6a+qdOOtEvwDpjk
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\2024-01-22_3759949d3595f56df90230bb6ef3e095_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-22_3759949d3595f56df90230bb6ef3e095_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
105KB
MD5b846d3790f35c3c72dd9d62be5f1293d
SHA129ea2463d66fe396f5151fd8117d32477201ce8b
SHA256b4d2f047a57f03ee17d1cc6d3383be78c6ffebcd9ccc8ed2b7da2497c2fa434b
SHA5120a03aa3a49ee6143f357d0581326e12bafb91014f0b7049dc27a47d62287e372da0872277af44b7bb17f11607f8c3c336a067275e10bf24228b3eb10e63add0f
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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
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB