Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
19-02-2024 22:28
General
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Target
2024-02-19_29478ce9708d58d8faa402d954bde431_cryptolocker.exe
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Size
119KB
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MD5
29478ce9708d58d8faa402d954bde431
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SHA1
2aff26821a5b1d32d58b6cbe4b6400d6c31223ac
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SHA256
a071726d75f2bdd5be3d09216f4236059987310da10a55ce10b56aeb16460bd1
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SHA512
3c37099cc7c42c07ec7308f233cfb7a3a75053a5ba670253af03c12dfe083fa25faf10723b57394e06ad937e5f251c18ee82dc0bfb25389bd59a16208cdd067c
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01QaGUz:z6a+CdOOtEvwDpjczJ
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 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\2024-02-19_29478ce9708d58d8faa402d954bde431_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-19_29478ce9708d58d8faa402d954bde431_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
119KB
MD59bab0051d7fab37601901930ce87a9da
SHA1ce2e091d6f3f5379d22398ad882ef77c3e678682
SHA25693abdffc3f48a77bc3e8b337bea2bb83b26cf92ea1bcdbc6b5fbd409e66aae3b
SHA512a6df076f3f52e3fa328d79cb601738043fa9b0bb9e5e09a7bf0d63639a9973cbedb6cd9d8c12a420c59129ccd63e3e4452e90fa1416b933d7366255c44d983ea
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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
64KB
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Filesize
24KB
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Filesize
64KB