Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
10-06-2024 06:24
General
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Target
2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker.exe
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Size
70KB
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MD5
e7072e38e055b80baeca38371d0b76a4
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SHA1
e2c6257479b17ff21a9f65f9c24b37857055adae
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SHA256
4586aac1c2c8439cdcaa76bd642bbcc8def558a887332492f932e51b8520b6a4
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SHA512
5ef0ed7b2197a3f8db036643cd706caa1687413991136498f14c0e4d32c9b1f21f11cf651de6aac4d41b3abadc00254b0383623af17d6dfee47a0de85cfa10c0
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1PJ:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAJ
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-06-10_e7072e38e055b80baeca38371d0b76a4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-10_e7072e38e055b80baeca38371d0b76a4_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
70KB
MD5d44055e5b2627303613d50a75709431a
SHA1c23f52646e110128a795a667208001fccb479dc2
SHA25607f9385a15f15fa00f6c3151eebfefbb4fefdf23a3c9c8a7f85df234acfbc40b
SHA5122aa2eeae3590d17ab885fc7b194c9bbaa5f0efa3dae07f64d765dd744c76218c8bf252b9414cf610e1101bf3d3a2882e56b468d6c458fea6cbfadc00d878b4c1
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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
24KB
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Filesize
60KB
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Filesize
60KB