Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
18-04-2024 07:34
General
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Target
2024-04-18_48dd1b751171a777542f0c8631e735ef_cryptolocker.exe
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Size
69KB
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MD5
48dd1b751171a777542f0c8631e735ef
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SHA1
9d97084d39e5dbb5a4998acc4c0d0a19724729bf
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SHA256
ee022083370fb501ba240bebd8e5dc1cc3bd70948156f75fbe22a9a67b67077c
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SHA512
a9a59b83f3ec8b5d15a3348c3db934ec6d7315ee1137373adca7f3567e7fad3c8561f117fd3fc721a70d28aa0f6741dfe617cd23344739685f23959db6af618d
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9d:C4Q2c94OtEvwDpj4H8z8
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 3 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\2024-04-18_48dd1b751171a777542f0c8631e735ef_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-18_48dd1b751171a777542f0c8631e735ef_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
70KB
MD57e5c3da5612e1393be6f81bbc831960c
SHA1f4df3e26ac62af84de73ad9cd68e4ced5b12cd8e
SHA256cf93860d1741b53ec1c851ee48e790abb16f1474b10f2db106eead6d3fcc3bf4
SHA5127fc17558ffa72fede19d52a7991a32b921cf758f4a81744c7cdf10376a51639c451d6371488110221b37873ef2ee1c7ed28fba83c166177c667dc4f8dbedc16b
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB