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
24-04-2024 19:35
General
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Target
2024-04-24_4d54a0679334593778e2160b1bda74dd_cryptolocker.exe
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Size
38KB
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MD5
4d54a0679334593778e2160b1bda74dd
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SHA1
27a0dbb3141db1feb452c4801d86b983fc04014d
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SHA256
c3406a76f679738bd51957e3ab08d7faa504b0fb3232264f654638bc5394d944
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SHA512
19127f816e56ccd3cca5a94086de3e80bb024d491a4b46bd944a667747cf92432519e76b4ec1f6de1d0d8c55fd7aaffcb8d94efebb18f41022fd44a64eb22883
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaaU3:qDdFJy3QMOtEvwDpjjWMl7TdaU3
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\2024-04-24_4d54a0679334593778e2160b1bda74dd_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-24_4d54a0679334593778e2160b1bda74dd_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
38KB
MD5dd5c847c7c5f4069e90dc9e7b55264cc
SHA1cf04e106db15f27d53574e2bde5cbc2a8edad8e5
SHA2564bbc7cf7eafb7df93a3d9c2082d344521e02313f3e731c66f116ba4df5d28fdd
SHA512180c59ee322870a811f102478976a126df244440806f138933a79099a20f77ed72e220fd89d08d14b567c61acce4cff9038f1b7200624e559b332a446af459cf
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB