Analysis
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max time kernel
150s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
05-03-2024 18:29
General
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Target
2024-03-05_66e9f9a3f578b98dcf14539f8077a2de_cryptolocker.exe
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Size
34KB
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MD5
66e9f9a3f578b98dcf14539f8077a2de
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SHA1
f060d8985cc1aa7e220bfebff82a0f3a96ac86ff
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SHA256
02694e62b418315ac19a4aabf099d7f349312e74ca884ec0613d6a7f3ecb4626
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SHA512
f82459595d450cbe87951f65b936affb4766e59b0aaaa1b0da65a7edecc3b0f7f206504947a26db12f9841e412f40a6822f99914393d0ffc22f31a1b5d66bec6
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axKuiJ:qUmnpomddpMOtEvwDpjjaYadY
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\2024-03-05_66e9f9a3f578b98dcf14539f8077a2de_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-05_66e9f9a3f578b98dcf14539f8077a2de_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
34KB
MD5fd22ceaf72756e1e494e6a13f697baa1
SHA1aed6bd0a547d4fa62f033fa95d37a5ebbb0b3616
SHA256c71362cc36c9478008c7c6400a369e40030e4448f88de1e47ccda373c60e9387
SHA512f164e88df03d2de136911188eff16a3052b61ff536e55d86e775278435dbccbf6490e6cbc3158bac971bac7e8e2ad2271af69502e33021c9ee81b88439134864
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB