Analysis
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max time kernel
133s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
09-03-2024 15:34
General
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Target
2024-03-09_51b4f3aaf3f3da156320478fc62d2d91_cryptolocker.exe
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Size
63KB
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MD5
51b4f3aaf3f3da156320478fc62d2d91
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SHA1
f4127faee90a1aa654aba7e1f6b8f7e1c04150df
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SHA256
81b12b58a052a88bcdb45859d358f62ff91fc1cab076fec9bea5b3b42fecf61a
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SHA512
3250fa942d1ee281fbbabb7faeb77ab91649ec5e7fef8df1eecaf893e8d3e055f122feb845043e3c387a44f80d30a51f4e67731c413801abf86080260bfdcd8c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY7DWjPy8:1nK6a+qdOOtEvwDpjT
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-03-09_51b4f3aaf3f3da156320478fc62d2d91_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-09_51b4f3aaf3f3da156320478fc62d2d91_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
63KB
MD5168665a124ba73b4d9ac4cef72c29707
SHA17fa87e237daf9aa26089c8dc547b41d0842d2261
SHA2564c57df8ebdff11c9e6033223a831dd09ad0195224ba5a87ced559072314168a1
SHA512860bf7fafb53a163184aded884776ca21700bdbda05877a23717b92f28c241ae1b54881a6ed8540de2f524475128677bcbb1a43885dda4a173df7cc80f89f462
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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