Analysis
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max time kernel
150s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
26-01-2024 01:37
General
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Target
2024-01-26_775cabcc33f7844ad5305836ba4b874d_cryptolocker.exe
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Size
85KB
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MD5
775cabcc33f7844ad5305836ba4b874d
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SHA1
e654a7a2fc954c9f4df8f51fd82eb97c71c9832b
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SHA256
333d2fb5eb2810ccfcc10b1b525b306826390252240ea1d3f10963802da8b568
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SHA512
218301cd196cf32e2e2050009d7db11f3c72d4c198d68bcee18afb24cdf1098be820e3694c25fb144a71f391e4a93ce72b3aad112ab91366e53ca308f24a2752
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtISb:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg9
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\2024-01-26_775cabcc33f7844ad5305836ba4b874d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-26_775cabcc33f7844ad5305836ba4b874d_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
85KB
MD572d9a980c55b54eaa1d217ebb1f4e3dc
SHA1ed4b9aad092067c76a9b112d6201334c72982e1e
SHA256a153ae61e3aebb7b526b1c8d24a6e2ce1d4f17f3768b1bfe6da90502bcd7e197
SHA51284adbca59477d613f9cd690202c6ac83b3200fedebac904631e7e3421248d0993934d812456de48ab3ad23c9ac508baa3084aa024dfc9952de16bfe1f93ae6ee
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB