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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
04/06/2024, 17:33
General
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Target
2024-06-04_c19f1e5729ead9161fcc4844395095b6_cryptolocker.exe
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Size
81KB
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MD5
c19f1e5729ead9161fcc4844395095b6
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SHA1
c42d115322566f940a5842b418a2e0e3d56bc763
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SHA256
d1caeebd9ef2ec6da2ff4139b1ef03df8b8cb55e3a1d9d2fbe28e78665f8899a
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SHA512
5c0d9d565a58fbe2c1e8070fd7258086c71557991dfce32177a89ef470c63d3955ca5bb43bea42554585ce88bda37cb1fbdb72520dc0f7cf3c5796cb567efdb4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qc:zCsanOtEvwDpj4
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\2024-06-04_c19f1e5729ead9161fcc4844395095b6_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-04_c19f1e5729ead9161fcc4844395095b6_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
82KB
MD56f98893cd894bbc3dbc89c651f33622b
SHA14495f25c4868b3644d4d378b1601422d78827882
SHA256c3fefd22ab90ceef9d89f91f1d68334e70ecb905d36ecb1529fbba07b349cd5c
SHA51232a92bbe87fbebecb7073941cc063ce305532f0323fd87cbd093bdeae650219415a0ef1f3899c701b790556e78af17ae377b2acae0c6600e4d98ccede642b773
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Filesize
64KB
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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
24KB
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Filesize
64KB