Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13/02/2024, 13:09
General
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Target
2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker.exe
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Size
80KB
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MD5
c71e20157ea9e55b545fbbbbc2369242
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SHA1
17e02c83bd9e7c629b16cfb486417d29d46cb2c0
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SHA256
3d5957a9a07b90b19b1c0894b189dd3df462376cdb4ab2de44a5a0e90714ee06
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SHA512
90026d64bdf22dff3549570d46433b8678a02f309a73822185d1676b4a5a52dda8a66be5fa8ce4f54bd791d34b5d97d36fef6ac1e31553a0387f792ef4837bed
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0Z:T6a+rdOOtEvwDpjNtS
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\2024-02-13_c71e20157ea9e55b545fbbbbc2369242_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_c71e20157ea9e55b545fbbbbc2369242_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
80KB
MD535504288d12430f38676f5cc594769b9
SHA156644e9d5b96a19f983e5bad97898b9c34c77235
SHA256556d9037b6c7b3ca13a990b8b6c8182497d3dae218f973dfa775e6d0723c1090
SHA512ba9dca9f6d16f30a11cf0c1fd36ec28bc90dd5ca6708b8f1d3198bab32099995628afa3c00e207bf81e33811a0ec6c796253229bff9aafc755a3781611801917
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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