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
09/05/2024, 21:47
General
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Target
2024-05-09_16b4dc1deb1b815413ea638f7562da8d_cryptolocker.exe
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Size
39KB
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MD5
16b4dc1deb1b815413ea638f7562da8d
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SHA1
2f329d0b6c2dda696af730f3abb6d5ec1d1bc8a1
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SHA256
343d66803ffb032c735e23cb8fa3f3108374de62d0f1d02aa316b832e7057481
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SHA512
78283b7ef1386582491cd33804273683e5983b53240f1263613411f26d43b34458e47b75f88e559d20fdf94fe6c29dda1d8e767d30d008a361ed1d562e52fcbe
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9Jz:qDdFJy3QMOtEvwDpjjWMl7T2
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\2024-05-09_16b4dc1deb1b815413ea638f7562da8d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-09_16b4dc1deb1b815413ea638f7562da8d_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
39KB
MD51cc0d4ace8bc4575bdb18a5dfe4d0bf5
SHA1c6202dfa698a1939641b376324c200526fa8b726
SHA25636feffc22ef39902312f7da3d92c91175664d2941c3838651c2a197512b55add
SHA5124c19b9614e18f2cdd3188f3fb762fbc6cc0515bc7f342aa8404a36d07938bce70e44b0c6408a8d979edb2a707d4d11d52df898739d3c43e3ab1ea2407e4202a4
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB