Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
18/03/2024, 21:25
General
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Target
2024-03-18_1c4838eddedbada5ff0db04685b12c36_cryptolocker.exe
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Size
80KB
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MD5
1c4838eddedbada5ff0db04685b12c36
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SHA1
52cb5fc6db6ca71c527cae5736688e3972dcd8a9
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SHA256
8aa0ac24743e423e0647477a5d793169d43ad5c64c7e6d0563462baa50d58478
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SHA512
39eb65a86417c28d71f8c1515b5835d3103064aa58d8e1d5234b52725ed5a1698f0baf20e17358e805dde242d0a196b7c687de84a4fe2d99bf4cc8599b61a3a6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1Y:zCsanOtEvwDpj+
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 6 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\2024-03-18_1c4838eddedbada5ff0db04685b12c36_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-18_1c4838eddedbada5ff0db04685b12c36_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
80KB
MD59055c2c88b0426ab302a0c4baa17f560
SHA12a1f28fcc88cc00099c3f0e549c8b4327cb7b10a
SHA256ccc8677e27df0b0bab2db140a0944db61c416acec77cd8bde714784c82ed306f
SHA51255f74f4180b6f22e13145852c829e10256e04d211416dff6362e3b1c6f6918cc26727ae80d960381527ed47fc637df5470bcfcd0a44e0d147a042eaacdf59bc2
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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
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