Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
02/06/2024, 03:52
General
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Target
2024-06-02_b760e7dc083f0f45b6db14257826901a_cryptolocker.exe
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Size
72KB
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MD5
b760e7dc083f0f45b6db14257826901a
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SHA1
51ab7acd5254f2392f958e007ef6a647bab52639
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SHA256
1c3226824b854be092d43d5100f1708ee55839a3c33b9184b39b2aee4c617279
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SHA512
f2c862e2f82329e76eb70a386ee198f0c74f1955045dad05420f0dda0eea99841537e8a9726d9aed5640686bb87a393c869b175d03bc9b2fbf79416b2965a66c
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs95H:C4Q2c94OtEvwDpj4H8zY
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-06-02_b760e7dc083f0f45b6db14257826901a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_b760e7dc083f0f45b6db14257826901a_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
72KB
MD5078672631b8d3499d66eed37303399e7
SHA1fdc06496147db85563c0060e990388b37ba6cc29
SHA25642383aadcdafd3d867a31fef7d8377a5299bebe9546ca6ea7016fcd71b20a091
SHA512d6a4581450fa2af346245f3d69b5c8bf8a304a3a69538f0bec763161ae6a0257d370761e2df256652c9740f5b24e46fc32f54fb7342326a7ff1692933863ba4d
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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
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB