Analysis
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max time kernel
149s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
20/04/2024, 18:48
General
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Target
2024-04-20_9620d2e7d10d0fae6ec471c6cdeeb742_cryptolocker.exe
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Size
106KB
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MD5
9620d2e7d10d0fae6ec471c6cdeeb742
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SHA1
4e981bb470d74625370d0c8a5f56fd438c419ad6
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SHA256
0aadd0e4c28a02a69fc91107323a68565330ba017dca52e37df8360565417e5a
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SHA512
3b10206052be47d1b855fe91fdd7f12cadbe1fb816a6ba794cfae9a5bb0af8ba63e6f8e41ccf054c901003ea2781cb93dd491bce440b6049d10c3bbe43e3ea0d
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksdEr:1nK6a+qdOOtEvwDpjQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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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UPX packed file 5 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\2024-04-20_9620d2e7d10d0fae6ec471c6cdeeb742_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-20_9620d2e7d10d0fae6ec471c6cdeeb742_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
107KB
MD5e3d6d692ccd84308455d0a8a082f6c60
SHA18194464a5eab3496928bd265882c0d126a39bd47
SHA256e149ffe7f2115cbacfbc773e9e65b4ba34af553bdda3325260dce41d22839d6b
SHA5122f087b51c50e89bd6dc47f9fc169a1af35c22a1afc3606fd11fb2b0963945a8ac99995afef0ae4cd022a12fded715267b77d288207db81aae46f40df081ccf4c
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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
64KB
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Filesize
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB