Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
23-05-2024 00:58
General
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Target
2024-05-23_ed16d0a278a6f854dc73c4ad3b5f5b2a_cryptolocker.exe
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Size
39KB
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MD5
ed16d0a278a6f854dc73c4ad3b5f5b2a
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SHA1
dd66cb1d04a89a89ab68f727124a4bb37c3af6a8
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SHA256
d546d7c2c1b8a670f4ff229c454e1757362753384d082f2248fcad1dce44d8d5
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SHA512
b4bfce0a9314d02b50a313f51721687db80fe5ea7b665fae4403c6bfa1ab8d39fec05bda1a6c40ef368cd62c985a1e13f7e02a84d294f7e7e6e822cc63f598af
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan8h:qDdFJy3QMOtEvwDpjjWMl7Tdn8h
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-05-23_ed16d0a278a6f854dc73c4ad3b5f5b2a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-23_ed16d0a278a6f854dc73c4ad3b5f5b2a_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
MD5458c2f27470ae7ca5213aab57e5efd2b
SHA101776be1ba3e829f550a8e97505af9214a36b59f
SHA2566c30773f97ae9129f1d969f0802e3323ab1e237e4877e9a7a12d49336a07c4fa
SHA512a06ce96d7b65ec39690834a98b7f12b420333984b106991b42b7d45606540cbe3ba751f78a00e31c6c80b067c945fe69a16afabb9d46f2609e5fe504f2a57fcc
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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
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB