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
10/05/2024, 21:26
General
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Target
2024-05-10_3a3361158b7c4e47be7f1eea553432cc_cryptolocker.exe
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Size
39KB
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MD5
3a3361158b7c4e47be7f1eea553432cc
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SHA1
af8dfc645a55c17dbc63c6444c44a08ba454366b
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SHA256
43d4dccc4242b40b8c852b024cd34dee7a20ce61f6d240e7cf79bcd403daaeb4
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SHA512
315cc2bab477006b79403a0039c66183fa0bf7abce4d5ef594a05111de6ad5e66cef3036cd9ad857dad91bdca1fd6cf11101c0709423069eb8868ba92065e94b
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYh:qDdFJy3QMOtEvwDpjjWMl7TM
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\2024-05-10_3a3361158b7c4e47be7f1eea553432cc_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-10_3a3361158b7c4e47be7f1eea553432cc_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
39KB
MD5ffed0e2eb70ad4212c88f28775913033
SHA13cce15f7b3150c83e70607844b30d2ae13f7ed32
SHA256c198173ae2bfe56b5dcaa8563e9b9ad9ada02da24664a64b3272341c2085dd9f
SHA5122439b4c13bfe57425a10ad79e05e7c1ecac6c682b4f5140c03a49daec461280cbd56240c2b5c68fc8d4f632302ea368ee023d441f8c68c8da551e39b78ef83c3
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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
24KB
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Filesize
24KB
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Filesize
64KB