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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
08/03/2024, 10:34
General
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Target
2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker.exe
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Size
79KB
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MD5
3dac57e63ce4bf71ed9c64ffee34c255
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SHA1
68f2080e2bc6910703366ccef95ee0451e0d8983
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SHA256
67710bc79ebac7ad9a9146e0883d5d966393cedd699819070956bce7b38c4e8f
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SHA512
0b6b7e42487ad993081f14f96155610b4f3f3e729cbfd4ef8c2cf3a1a552add063f5a037aa39878dbff9f90967f804a90503c833f157df7fe52c9f540be3434a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdphO:T6a+rdOOtEvwDpjNtM
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\2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_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
MD55ac9b113c4ac8d6929463646dd3fdf48
SHA172cec570373310420f540cf624a72f9a40b195e0
SHA25649b4ffef8844d8a076050511d6e3acaada2fa44a7d2fd31a701ee0204ebb1368
SHA512ad72434dbcae8520966dbf2acf75d3e4dbefbf7f609386b637707f0943c10677ff765361342aeba8eedeffaf28f009d14e850203871455b191f2979a0f77ae59
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB