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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
09/04/2024, 01:42
General
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Target
2024-04-09_1e5c64084733f9d7c5b5493a26bbdecc_cryptolocker.exe
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Size
52KB
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MD5
1e5c64084733f9d7c5b5493a26bbdecc
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SHA1
732f41005ef062ab17dcd46d2334c92ff4b8534d
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SHA256
4f97c35cb6101e48c1b1073d0e9729426dad3f225da3551328fcb56e928ebdec
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SHA512
0bf6e6e5d87858ffd962fa817976ea86912fc62becbcccac1cfbe46a45e9bfb326d0b7718868eb75bbc91400626bc708b39d65a7c7d053d312dcae1ac1785139
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6ImpyeW:BbdDmjr+OtEvwDpjME
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-04-09_1e5c64084733f9d7c5b5493a26bbdecc_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-09_1e5c64084733f9d7c5b5493a26bbdecc_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
52KB
MD521f433bb1d00ae02ba52b7823d8109c1
SHA1cc018683ed549fe7d13073d26fab73d147528690
SHA256c1b8dfa36ec4a8a28846dc50de9ef84e90d835112dbe66bcb55b79e9cd04c8c4
SHA512c94ea3dd118c3a0a0cd0ea9f56cadbb9e271056bdda39f8cd675ba8df65dd2aa66f58d04112985dbf0c5371a912be9cb83ac0cd48fd49b09932d7c61f5c62f71
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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
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Filesize
64KB