Analysis
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max time kernel
140s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
06-08-2022 07:10
Behavioral task
behavioral1
Sample
attachment20220806-3374-uklz1j.pdf
Resource
win7-20220715-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20220806-3374-uklz1j.pdf
Resource
win10v2004-20220721-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
attachment20220806-3374-uklz1j.pdf
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Size
923KB
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MD5
057db28df65f1fa9d409bdb8c64f791b
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SHA1
3a76d912b9a8f3d539e59e994b6903539ac9822a
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SHA256
55b83a18bfe96316e7b42c73e7aa9a69d0e0291e24125675b0d6bdc1c6637e79
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SHA512
651b9ff3b5a60d2126ff0bf7fd61a2f634cabb631ccf28551763519f20551551efe7b90a6a746b86e0e0471413b2ca9353acdd6416ef86b17a890bea0cee1655
Score
1/10
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
AcroRd32.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4520 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4520 AcroRd32.exe 4520 AcroRd32.exe 4520 AcroRd32.exe 4520 AcroRd32.exe 4520 AcroRd32.exe
Processes
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\attachment20220806-3374-uklz1j.pdf"1⤵
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4520