Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
16/05/2024, 19:45
General
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Target
2024-05-16_6a42033e9872b948758a0fdc77a47548_cryptolocker.exe
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Size
39KB
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MD5
6a42033e9872b948758a0fdc77a47548
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SHA1
6033658d4d25dee125a583756e4b04377b63afd1
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SHA256
4bd45c77b89d4810a3adb64203b6885bfbf2a8e8cbdee1f1de0ed396e3edd4ae
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SHA512
3e91122f7448f7a6891302d39673bbe1adc724b5bd210beee35ee32f758d824031883be90c7e138fa342a0d802202c8abaf5ce233fc417469f84aef77644e60e
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYabDih:qDdFJy3QMOtEvwDpjjWMl7TdK
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\2024-05-16_6a42033e9872b948758a0fdc77a47548_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-16_6a42033e9872b948758a0fdc77a47548_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
MD531379f64bdee85bb4d5b17f680c4173d
SHA14b809ef63fc3b07840dba41623c2e87abf565a81
SHA25612732186eb192ce61f7ca556e2ad5aa777931d4c6548a08e60e9e737796847dc
SHA512de38c77b939ee8cb19b04c979bd755e6fbefd4b724b7afc531aec99c3990cdfbf0298895f7a7f4806c3670c7351f5f28d708ecdda4fefc97b36276582702e7d3
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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