Analysis
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max time kernel
132s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
14/02/2024, 03:47
General
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Target
2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker.exe
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Size
115KB
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MD5
491b9c23389e5a0618070ee0419aa334
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SHA1
1d8c90cdbd2dc829336bc854f07e3fb69841f369
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SHA256
084003183d14d14abff7e0455b37529dbe218b953c52ed172c56fd944688c67d
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SHA512
f5faf25a9ba0b45bd64e3bc30d6f957ab208a43b8d39cc146b24d5709c226b583f4f4dea1844a31a2be6f8ed5716d9fcbd834dd808a6c5ff6b2b30cf91e125fe
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX9t:T6a+rdOOtEvwDpjLzh
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-02-14_491b9c23389e5a0618070ee0419aa334_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_491b9c23389e5a0618070ee0419aa334_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
115KB
MD51eeae462c40836614473a41855a0659a
SHA13fe9d4e6cf28701d42429d086fef48f00ca4122c
SHA256d49bc0ba4ecb42119ff1313ce72e31e727a210c7b64eed3de74ef4287b2969a4
SHA512e8e8e224e402590b7fca223384ab9a075bd2607feeb67db82711149e3be37ad303c9e833f4b0eab0864f8bab2b4580baa410a6ac0d3a3c4dc19c9b5a2faa57bf
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB