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Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
29/05/2024, 15:24
General
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Target
2024-05-29_0f4b0c4dc69f56667568d60cc3e654d0_cryptolocker.exe
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Size
65KB
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MD5
0f4b0c4dc69f56667568d60cc3e654d0
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SHA1
d55316b849b8da8a35083f884893275ec696abec
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SHA256
790683a4365ff95b5013b307894ef0da926543691ac0e75b0de75e73021e17ad
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SHA512
aabd7bd49d69fb689f0a289c9d1a5630b5cd62d18ef97c77d5ec2c2b55fab876feda6c6e1fccad3fd196a1a65a1fc8071ae55284df6b7cd725b934c491fde2de
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsiO:BbdDmjr+OtEvwDpjM8b
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-05-29_0f4b0c4dc69f56667568d60cc3e654d0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-29_0f4b0c4dc69f56667568d60cc3e654d0_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
65KB
MD53f46a1c1da092d92bcbf1e8a03279036
SHA116984a2c6cdd5614cf7c30bc4065fdd3517e1a5c
SHA25637dd211053ed5170e99bdea90739863790c838186df9b7b5bdbc782405db0caf
SHA5129bda08ba7f051e773c8ec9a592f4a8dfc03143b009bf21ff444748cef058aa1783102b3fe7b9ebe4cb4824b60da5f2d969f55dd8601bb33b6091e2648a21256a
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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
24KB
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Filesize
24KB
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Filesize
64KB