Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
04-06-2024 23:26
General
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Target
2024-06-04_50b519a1bda6fcc1bf5dd1d046d19fc5_cryptolocker.exe
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Size
72KB
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MD5
50b519a1bda6fcc1bf5dd1d046d19fc5
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SHA1
00744a54f0d0af09688cda21ad3a522ea144c1a6
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SHA256
a0a77418f97176187808ecc79a4f87bb1313bd1e04fa1c68aefcb645929e4b1f
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SHA512
a9ab6c5d8079221e225376492e5660c47b8e6134856a5f9e84dbfa69d81d78edff2ab0624df4e0f5af4ecd770ce0c03fb7c570e34069203d18cca1003094da05
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs97xF:C4Q2c94OtEvwDpj4H8z6
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 2 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\2024-06-04_50b519a1bda6fcc1bf5dd1d046d19fc5_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-04_50b519a1bda6fcc1bf5dd1d046d19fc5_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
73KB
MD5c53ae3f8b279b7be660ffd86216217ba
SHA19ffb0bf049d602b853099b5f19b89f8b816e2132
SHA2560b6c00db16d4fb97b7c41df1aafe36501c98a353565451ed8b7d9cfc69349821
SHA5129db9497280899af5acfd6acfb84fafa431b2f53f4568992e0b3d8721bc091dd1b2999ea9490c80f822e54b3549c1ef6629237437d216258108f4fab16d12ba8e
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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
24KB
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Filesize
64KB