Analysis
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max time kernel
150s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
24-04-2024 15:00
General
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Target
2024-04-24_c37a36690d1d0c5f25a3c32d9c96cd8c_cryptolocker.exe
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Size
80KB
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MD5
c37a36690d1d0c5f25a3c32d9c96cd8c
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SHA1
f84d58bfbfc01aa0d6cb6132b19125d2a19729ea
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SHA256
bb44adf00f441b1f25e8772a76b276631cca862e8fc3769af0419e6e8ad66b19
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SHA512
14a78a880f4a4ed288b2f36ab0588a30f0017f6d9897045ac7688ba4f1e3305dbb0207e2d01aaadb49d8fdd78dcea7d44496a704284b7a63806c69a4757a6afa
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdH:T6a+rdOOtEvwDpjNth
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) 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_c37a36690d1d0c5f25a3c32d9c96cd8c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-24_c37a36690d1d0c5f25a3c32d9c96cd8c_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
80KB
MD56e74ebf1833d27da3af841840b7bef57
SHA1d0ee43fa246605817f90f088670211512bc1f1a0
SHA2566768ae3d509dc56045e97244d3a403d4fc0c43dc8f8c6c609d9adcdb41da278c
SHA5120033a3f2d95a26609289f231c50a21edda14f65981e78d43d9c3edaac4127225f8684e5e9af62660116cdbbae028eee307a6e206016d5c63876d5bc761cc3501
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Filesize
64KB
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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
64KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB