Analysis
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max time kernel
148s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
08/06/2024, 20:34
General
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Target
2024-06-08_5f5ab8ddd21a0aeb22c704af853c3088_cryptolocker.exe
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Size
60KB
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MD5
5f5ab8ddd21a0aeb22c704af853c3088
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SHA1
d1e82517af653825427a5564a21f7fe5a974c4d1
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SHA256
377c10a1faa863d497d22054b3a348c0cac09c97825f721e894c6efb9e76bfab
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SHA512
2b590d73beb6591ea279f3b2abf22a844201877d51213f0936e61b40db86469fea7de9ea71eb4c7a226c228fd5bcf481a3f3c48958625b43fd7d6195d89e8d56
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPj5:H6QFElP6n+gou9cvMOtEvwDpjCpVX8
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\2024-06-08_5f5ab8ddd21a0aeb22c704af853c3088_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-08_5f5ab8ddd21a0aeb22c704af853c3088_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
60KB
MD5a532c4b73546e3d09df3bb5ca41d925b
SHA19561932f931121f38402e57112120bef4abaf272
SHA256e5f0c2a507253c35b1a093cc2bf440283df5c03aaebf349965dad71c6c872f57
SHA512145ee8bd19ce7f8db7f99ca628ae035e5292cb814dd13c01a4681b7f9a5e7930343375e4c756fc99d98c15110a934fc3ee272127f4897e963d1ea95a1e90c1b4
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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