Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
22/05/2024, 20:04
General
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Target
2024-05-22_080ba7df779147feddd08fc5c03e2cd8_cryptolocker.exe
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Size
39KB
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MD5
080ba7df779147feddd08fc5c03e2cd8
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SHA1
f9a6db8ebb7ca36691ef481ce00681672fe230f5
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SHA256
1af1069ddbf8905044d390edeed4b1d1292b76d6a8a4de16a175ec832b7feed8
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SHA512
f37e4d437d463fb39455cc61cdbd1d5fb08392255818e9767faab8739c165d26390dc57bfb408a40f96b2ab9513ffad735f34a8537c11d9cd017b83ca66d67c9
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYabDbv:qDdFJy3QMOtEvwDpjjWMl7TdD
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\2024-05-22_080ba7df779147feddd08fc5c03e2cd8_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-22_080ba7df779147feddd08fc5c03e2cd8_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
MD599cbdfc36b61dac3a9ceb09ad8cf45df
SHA1240eb08578d18aa05c43367d2a6e357955c708ee
SHA256f0c6ba4bb4e2c53a44522f8f6a736dd7fc97d4a4863c3097f4d25f6a8cd55f7d
SHA5125b0a005fa1c07f4a66ded3e625451f88bbd6bd3979709d3c4392d212454850e94ce6f4040e0531d2c0276c2d94c4bd31422c9887ffb9e1e697c6584d2968b31f
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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