Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
24/01/2024, 01:26
General
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Target
2024-01-24_5a6cec297c0ad8d8ffe8d0cf0f51f9f3_cryptolocker.exe
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Size
62KB
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MD5
5a6cec297c0ad8d8ffe8d0cf0f51f9f3
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SHA1
2cc1f248a27a87f966e3526e72ef50bebb178106
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SHA256
8db01521a7b207c3f828b2729f3fafddeb7bb8c2ec41c1af1fe1d73b13977e54
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SHA512
f706835b67806c422b55537e682995771fcfe470a71723fa245c657bdc028a5e7075e58a04663f7e7431be331719dc81095fdf31ae1e16c2e6f228f6a6899b0f
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K79:zj+soPSMOtEvwDpj4kpmeLm+
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\2024-01-24_5a6cec297c0ad8d8ffe8d0cf0f51f9f3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-24_5a6cec297c0ad8d8ffe8d0cf0f51f9f3_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
MD586750164c0bef54e78106887073d5e97
SHA1afeab0a937e682e518c69bba21cf1d727066d479
SHA256e2b36266d8f4d220cfec0977b9c05d603cba3afec4b2226f74f5eff83169b4f3
SHA5129d81666aa2d8921b3abc47780107b5f2d67b192b81a3f31d0a3b2e4a5f5f6cfec232fa1b37bc218591662c55eaf570ab502f979fccd73995d02092d82cdc2049
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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
24KB
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Filesize
64KB