Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
10-04-2024 02:45
General
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Target
2024-04-10_75817cbd5b71b7839bdac63b7ee0b17b_cryptolocker.exe
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Size
72KB
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MD5
75817cbd5b71b7839bdac63b7ee0b17b
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SHA1
1c59219808bd4eb02f4d7d2466b084135ae7b5ff
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SHA256
419b492cb8fc59d9b5bf970bf92ada343054ce3c46b49e857555a5e1c78eb076
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SHA512
95f7fe465539c438945d639a5fa6318f90fc5861e79974253773cc0b30e2e8a5a6c5c6669cf76445f22d7775a9d3ca758faf886a4d3e9280ff6a76992dea62c2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalPH:1nK6a+qdOOtEvwDpjq
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\2024-04-10_75817cbd5b71b7839bdac63b7ee0b17b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-10_75817cbd5b71b7839bdac63b7ee0b17b_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
73KB
MD5aea0a3cf404371ebf02c1bdf81462845
SHA114f8b9ec2906329d902f1a32dc58bafb7aa2f86c
SHA2563294c7fdd2d86103410f6bb8cc9d68aef7c337908adc725324ef1e1166245114
SHA51261c3548fb739774834a8e3fa1ef9e8c1a2ea829a72616026c71a65cee462a529ccc87234c0c077b5f00caad9d6b727e8b5d26ac9ae0ab5bd2e3dc2b3214dee4a
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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
64KB
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Filesize
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB