Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
29-04-2024 14:45
General
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Target
2024-04-29_0a0af5643e344e80b4272a6bf3b5713b_cryptolocker.exe
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Size
85KB
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MD5
0a0af5643e344e80b4272a6bf3b5713b
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SHA1
8fd0d85dcebb17673c71b5eaf7042e78e7f434c9
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SHA256
713020436d45db9251a2fb3ca21153e6f49a5b9330b7689f6a8f7720fb61231e
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SHA512
065b51826e30177ffdf3f8e8577b2a5cdecab15d6d394beb98615c31e8584411e45290c4c10db8d2ac55a98139300151e4a56068261d33d6017b5915398119a8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Rx:T6a+rdOOtEvwDpjNM
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\2024-04-29_0a0af5643e344e80b4272a6bf3b5713b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-29_0a0af5643e344e80b4272a6bf3b5713b_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
86KB
MD584188c82d92598481db4c7dac5b74a69
SHA1602eaeddce0619559175fbcf3d3dd35fd5f3cb3b
SHA256e57d814237eb423c335a17ed3935c2cad18e208a8fb595a5d66e642a608bb97b
SHA512112d9bd2470a28bdda78511cdc93a0f7994cf941d1bb1960a49232aa91f7c1f455925669252f98f40d4de5ad4a9c95a03b64f82bcc4bbac9105e4b0697dccda0
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Filesize
64KB
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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