Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
22/04/2024, 17:48
General
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Target
2024-04-22_860e0b3e853e3d7f78ff9ffbce425a9d_cryptolocker.exe
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Size
80KB
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MD5
860e0b3e853e3d7f78ff9ffbce425a9d
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SHA1
9ed1eeb5ebfed11785906e8c4e46bad60429d046
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SHA256
64fb0eeba6871b59db2f5d00dae269955111f2c92431a2cb5dd1e2b31cc384a6
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SHA512
c5eabb49a963977f050bda134f52e8fc07c2264995e34838f7f5f53086ce26bcb06a613762585144bac110dd1b0bc43a5ad465dc90fc8c7cf5422b971cb26065
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd/:T6a+rdOOtEvwDpjNtZ
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\2024-04-22_860e0b3e853e3d7f78ff9ffbce425a9d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-22_860e0b3e853e3d7f78ff9ffbce425a9d_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
80KB
MD5197f664313c227784b7e7693dc7c96da
SHA110c618235c34f055bc3194bd262922e9102cd576
SHA256f512e7b526ba73da9dc2ecaf404357e305651d47a181a9f8ad9e8efad996c55c
SHA51214acbb7f91485dcd77ce1398687eb9635be89353430bb9088cbffd582994813b35bcf4bc92027113d61833223f8f61acda21cc94ced21eb69f39e3eab713b46a
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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
24KB
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Filesize
64KB
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Filesize
64KB