Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
24/04/2024, 00:37
General
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Target
2024-04-24_4a9a07a377c1700c76a0314f5950c7d2_cryptolocker.exe
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Size
67KB
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MD5
4a9a07a377c1700c76a0314f5950c7d2
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SHA1
9bf740b9563bf5727cdd9c704480f9da36c03ab8
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SHA256
47215bf248ebc0d2d9c6763b3720665e7a8efa2831f42d74fbd0a6e971bd0e98
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SHA512
4f3ec22315c15e31fb3c488028eb40eef8fa7bbf53e2da6c667d7c38eb98fce8dd2cd7ca975b9eb3eaa4b163260c59a23befd53b7e574da7b65adfbb55b720d2
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1Pa:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAa
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\2024-04-24_4a9a07a377c1700c76a0314f5950c7d2_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-24_4a9a07a377c1700c76a0314f5950c7d2_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
67KB
MD52e13e093a1849b648b96daf5b78bd773
SHA189028d1d8aacf918220a78fefbc9358bcdfcf935
SHA2564d440b4837ccbcaad2a1c02fce939a3f0334d7f0ca9b98d388796037dd9f5a4b
SHA512a99b06048bfa4e0ca397156ab8019b9eb4aa5c59e4b89ebdbedd3485e55183b3c96338b6faf4549ebf31a28601673e20341e656d6294f251fa700ed2aafdee86
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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
24KB
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Filesize
60KB
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Filesize
60KB