Analysis
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max time kernel
166s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29/12/2023, 19:12
Behavioral task
behavioral1
Sample
015dd9e612f5e2e8300ad05401569c1c.pdf
Resource
win7-20231215-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
015dd9e612f5e2e8300ad05401569c1c.pdf
Resource
win10v2004-20231215-en
5 signatures
150 seconds
General
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Target
015dd9e612f5e2e8300ad05401569c1c.pdf
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Size
105KB
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MD5
015dd9e612f5e2e8300ad05401569c1c
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SHA1
13a782a1d2bfb090c496638bdf65bed5c47261a2
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SHA256
7ede0486d6c5658257cd2e7114aa51994a11887f1dca0a70ec4a034732674bfb
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SHA512
4e6bc5cc7919b6784e4f6d0b18712d61613ce629e2644d3d032a2a29170c4054fec8247d80a82737a07dc0eb6a266b67f960e576833a64065ea253b0ccaa4abb
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SSDEEP
3072:JMFCkpyA+xOhsfsxOKw9FoMfrKujPFN6u2mHw:JMFCkpXh/xO9/oMfWoQ
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.
description 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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2000 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2000 AcroRd32.exe 2000 AcroRd32.exe 2000 AcroRd32.exe 2000 AcroRd32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2000 wrote to memory of 1532 2000 AcroRd32.exe 109 PID 2000 wrote to memory of 1532 2000 AcroRd32.exe 109 PID 2000 wrote to memory of 1532 2000 AcroRd32.exe 109
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\015dd9e612f5e2e8300ad05401569c1c.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:1532
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