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Analysis
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max time kernel
157s -
max time network
197s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2022, 20:57
Behavioral task
behavioral1
Sample
71b9c3db10f12ee563c0668b04171ca99e79ab1cd09911bc79f061d6d3da544d.pdf
Resource
win7-20220812-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
71b9c3db10f12ee563c0668b04171ca99e79ab1cd09911bc79f061d6d3da544d.pdf
Resource
win10v2004-20221111-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
71b9c3db10f12ee563c0668b04171ca99e79ab1cd09911bc79f061d6d3da544d.pdf
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Size
5.3MB
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MD5
5b73cc2ba69f315230844ecae78b3c4e
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SHA1
00a25ae4316d03015a7d31d6444f8a37b9a45fad
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SHA256
71b9c3db10f12ee563c0668b04171ca99e79ab1cd09911bc79f061d6d3da544d
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SHA512
513fe0babcdcf9a381043a192b8f9f4839bf5b2fc2b4f3a1b9b58b283392baf24905af3d8cf263bbe3ae0e0a861c4b22aade4abdf7e0d9dc54d16a6cc3a25eb4
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SSDEEP
98304:2wchRIS2Vx8ElEv21M2jo/BtqG0wuiU/lp10AliymxaggixSy7:dcbIS8yQ1M2G6B/iSa
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-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2528 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe 2528 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2528 wrote to memory of 3744 2528 AcroRd32.exe 83 PID 2528 wrote to memory of 3744 2528 AcroRd32.exe 83 PID 2528 wrote to memory of 3744 2528 AcroRd32.exe 83 PID 2528 wrote to memory of 3324 2528 AcroRd32.exe 84 PID 2528 wrote to memory of 3324 2528 AcroRd32.exe 84 PID 2528 wrote to memory of 3324 2528 AcroRd32.exe 84 PID 2528 wrote to memory of 3304 2528 AcroRd32.exe 89 PID 2528 wrote to memory of 3304 2528 AcroRd32.exe 89 PID 2528 wrote to memory of 3304 2528 AcroRd32.exe 89 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 2756 3304 RdrCEF.exe 95 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96 PID 3304 wrote to memory of 1388 3304 RdrCEF.exe 96
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\71b9c3db10f12ee563c0668b04171ca99e79ab1cd09911bc79f061d6d3da544d.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2528 -
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:3744
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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:3324
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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⤵
- Suspicious use of WriteProcessMemory
PID:3304 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=07D7AA3F8C53DD0403D6A0066A17C5CB --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2756
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=EAA47EC98CF5F9F120E1BBCC4A1F7CAC --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=EAA47EC98CF5F9F120E1BBCC4A1F7CAC --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:1388
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4684