Analysis
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max time kernel
150s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
27/05/2024, 19:14
General
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Target
2024-05-27_68987630c1fdde11369a6430b7bafa26_cryptolocker.exe
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Size
40KB
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MD5
68987630c1fdde11369a6430b7bafa26
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SHA1
3c7c71948758df3f647c1766cf11e1f294e008bd
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SHA256
37518f01add800ce964b3525b3a7b0ef4523eb51faf6a1b1c6a6e21b0bf2ef46
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SHA512
4e6ee726e929d05da4844db1ef8970a0fd2765110be9a65b4fe24a9c38ad24588e29b51ebaab488dae1e314a1ad3c76c5324dee6a87223e799f27fa1fde85912
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB3:qDdFJy3QMOtEvwDpjjWMl7Tdh
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\2024-05-27_68987630c1fdde11369a6430b7bafa26_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-27_68987630c1fdde11369a6430b7bafa26_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
40KB
MD52b1cadf68e05b3327f3af4130612a94c
SHA1c72a6bbd9800ea6428143cedd35b7c981395e79a
SHA2567303c9a5ba3f201481551fd0f7137ff4c0909738162498e205d74ac6fb23448b
SHA51258fdabccfb066f4228cb270854a7f8f4fd1d4849fa08dd1d3307eebfe2154252fd752ba8701ac5c4fc6ac58fdede263e0503c66c69009311b0b3f5460e94dac1
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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