Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
04-05-2024 04:49
General
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Target
2024-05-04_8f6e7d17112f7c531dcd64f7d22df7c0_cryptolocker.exe
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Size
53KB
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MD5
8f6e7d17112f7c531dcd64f7d22df7c0
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SHA1
cf6a33f1d939df1d6cffce6baba7a39ee9f60c8f
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SHA256
4e5cb9df66fab51ae6704aec45d1e5a44e18a3227cc4e8d2af0a36d4b2360d8e
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SHA512
1e418755ea70e597646f5734fa38d41bda68bf481b0f8ba7944cd00dc2751b8ac4e5b1ed0ce80f6278c5ab3743775c9ae2e15ed037c5ef9923cc5a34faca02b3
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkV:z6QFElP6n+gKmddpMOtEvwDpj31ikV
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\2024-05-04_8f6e7d17112f7c531dcd64f7d22df7c0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-04_8f6e7d17112f7c531dcd64f7d22df7c0_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
53KB
MD50fb46f7fe4d39a7283b685db872203b7
SHA112adfedf57371eda285aed0e49f9e87893e6c2ff
SHA256dcfa4f0edc6d94c9f9f809a59cf0a2334fc20c0055f8b04f760114cbc270c198
SHA512652afb69ff4cae9ed79a4524fca8893010909d9284a0d0e69dba48d11c9f903902d4cb4869a797b72e7250117ab41eb0011603cc210b504e9c787987a44e9c4b
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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
24KB
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Filesize
64KB
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Filesize
24KB