Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
14/06/2024, 07:35
General
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Target
2024-06-14_3b9afe5413c8d73341836a2a66f17863_cryptolocker.exe
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Size
41KB
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MD5
3b9afe5413c8d73341836a2a66f17863
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SHA1
d9397b1d3bdc4c8dce180608a14b781f69176fd3
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SHA256
6a044ca23b55543f1cf9bda6860b8f2407183c7a6daeb38da221fa9d4686359c
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SHA512
e93ba7e23d53bc0e4f012ba76e05228f6e688a5d636a4289dc213760822e395188361f56a35257c6435a87f9e9e6441114f99899f45c8e8ea979825b26d415a9
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYfz:qDdFJy3QMOtEvwDpjjWMl7TYz
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 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\2024-06-14_3b9afe5413c8d73341836a2a66f17863_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-14_3b9afe5413c8d73341836a2a66f17863_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
41KB
MD55f88a1a907b6aceae16b2ac125099911
SHA17c9e08fd86ea8c8bf0d4dd14bad31b7b4a383e37
SHA2567590bc95184cacb1dfde11f5711a72f26f3ef5d3b0d99a7f917754a41860f8e8
SHA512f6a70c7f2627735ccf31996b8a9d36f2c0ed70259c1994c43ced493633d118e7891580ea2247296fcf7963cfd574222ea0f3a5c278615b04c8b21c193c3cabda
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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