Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
25/05/2024, 09:31
General
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Target
2024-05-25_3dffe43597a8efd2d0b580ab3bb77ce1_cryptolocker.exe
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Size
69KB
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MD5
3dffe43597a8efd2d0b580ab3bb77ce1
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SHA1
25b907948049dc80d67e11bbda4334a81b718615
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SHA256
3c22fa07de6d6a446e81d4f90f69149ea284c845920cafce874984099c964b8f
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SHA512
2935d727272900af1d00578f815881ce0f7c239f723b8ca75d3c4a5be39c8b61826f5d14326aac3084b6c4d7d50ce00078cc11a7cad4b6890ff79ae4162dc367
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQApI02:78SEOtEvwDpjWYvQd2PG
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\2024-05-25_3dffe43597a8efd2d0b580ab3bb77ce1_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-25_3dffe43597a8efd2d0b580ab3bb77ce1_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
69KB
MD513783957e0df4caf6d92cd39af6dc054
SHA17b78f4a6b913f5e2943d8fa06d42f3800febaada
SHA25691feb05597ad0f8e4447b08d912e821b1a9fd7b0c312986d228ff4dade9848bd
SHA512883b6e3d5af34c7a0a10825096a29201a248a661fb4289e0e9ffe3c0443258f7c0bc72d74db39a8d525e10e0db3476c8f610244b8bfdf79f65fd327081c7208e
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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
60KB
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Filesize
60KB
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Filesize
60KB