Analysis
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max time kernel
149s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
18/04/2024, 12:36
General
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Target
2024-04-18_59a5eb6ef8a2ce3f4da88feab58e563d_cryptolocker.exe
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Size
51KB
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MD5
59a5eb6ef8a2ce3f4da88feab58e563d
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SHA1
c09a037d7e785a6e1d7d26d8ec1792bbf48f80ed
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SHA256
b378d9cb56f4828ae28ac53603a8541346510e1484dc2f36abef2641f7487678
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SHA512
df8afcec514cb6d134593f2ecb7fa766ba7021eaf258ee1cee7d8f648ba631ff99b7504d2e4395b1eb0e5046b1cbdd14a3bd1299985aef80919119367d705cdd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOL:z6QFElP6n+gKmddpMOtEvwDpj31iL
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\2024-04-18_59a5eb6ef8a2ce3f4da88feab58e563d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-18_59a5eb6ef8a2ce3f4da88feab58e563d_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
51KB
MD53c8884b0826efa8171d4019908df8390
SHA1d83463e04cc71bd6ac5439e5427f63ed9c5f6f3c
SHA256502fc5d69ee7874692a83b71e4cb4992dc21262e36cba2dfeef68dd2d7c8a9ac
SHA51253ae411c9493dbf0d7daf966252f50df8565c86474cd40d0d754e19dfcdc8bf2062e8080bf933959bdc3a7f6210727237c6800cc064c1b8d58178a70e2202796
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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
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB