Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
17/02/2024, 08:00
General
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Target
2024-02-17_f7eba65c66fbf0bc75ce966fbcfbfb96_cryptolocker.exe
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Size
56KB
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MD5
f7eba65c66fbf0bc75ce966fbcfbfb96
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SHA1
adacc0c94dbbeaca0f2b43f734fcbafc90e5264b
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SHA256
0cf90b6681e4acf2aeaf9c64786bd6c9b5b7c55fc9e8986a3c6cea3777e0f768
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SHA512
cf13dcc9bbbb66ab2a6352774e17c42a0b833512243dc56659325968a49ce1da9e7a4a7420e174b60f5553800e8d041cdfbebe8591b0843ecc2cdaf36a035185
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpyR:zj+soPSMOtEvwDpj4yM
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\2024-02-17_f7eba65c66fbf0bc75ce966fbcfbfb96_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-17_f7eba65c66fbf0bc75ce966fbcfbfb96_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
56KB
MD5de27db50e749d3903d0f9413e3e2a706
SHA1a4e0eadded15c8a33f558353e5075bfd3a5bb8f3
SHA2567babbf3970b48267aedf66ed4743b785185b5911eab4ac24f5426822ebb749ef
SHA5123e46591c7909c35681ca7fc1073da927c0b214ea472b33bebd6a0e17fea5c9cf37196eda4d8059b31801c0d4c24853ea1e1b27a8affe091f2ec7a79a7ed12d1e
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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
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Filesize
24KB
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Filesize
64KB