Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
18/01/2024, 22:51
General
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Target
2024-01-18_634082f574fab76accb5ccfbaeebd006_cryptolocker.exe
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Size
80KB
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MD5
634082f574fab76accb5ccfbaeebd006
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SHA1
d3d2c14cbd6c448c207a2db712cebad336f1c183
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SHA256
9d66f3ff013c51f3b04f64b5498b0c22e6c8ed55dede41e5e28e41acbcb4be34
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SHA512
5e4d11f7ee7e13e3364eef36e69192735f1fc7e7c1f440b5818070e16587c9a3b865fb5838722f0ba52534c2bca5963dbfa2e4f2c9c600e84024f6d5c009cbe3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeq:T6a+rdOOtEvwDpjNt7
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\2024-01-18_634082f574fab76accb5ccfbaeebd006_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-18_634082f574fab76accb5ccfbaeebd006_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
80KB
MD5a6b07dfbeb5abb7a907f54c478dfe33f
SHA1ad7c6d28aa05d5442f722617e71ee6f84883bbbf
SHA256719de6f9f6253a4c074e576819b5048555da0b15e93ab03d6064c45d6e2d7823
SHA5129147927e543a68debfbde15868c6768725a7ae53b8ff03dc38825ada17cf49fd8cd7c84fc43b182a7402e05ea303c3081cc6d7d895fb7fc284561c8d85b1ca41
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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
24KB
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Filesize
24KB
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Filesize
64KB