Analysis
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max time kernel
181s -
max time network
182s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
21-01-2022 22:56
Behavioral task
behavioral1
Sample
e8e1af3431f3c68376cbd507bf8b4f7a5c0d88ce9ba92408e8fffba8f68cacc2.pdf
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
e8e1af3431f3c68376cbd507bf8b4f7a5c0d88ce9ba92408e8fffba8f68cacc2.pdf
Resource
win10-en-20211208
General
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Target
e8e1af3431f3c68376cbd507bf8b4f7a5c0d88ce9ba92408e8fffba8f68cacc2.pdf
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Size
410KB
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MD5
a0dde5b89b3ac08a01555794d5b04ad5
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SHA1
a2033af1079eb4deaeffdf5dd7bc86cffb1cb98b
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SHA256
e8e1af3431f3c68376cbd507bf8b4f7a5c0d88ce9ba92408e8fffba8f68cacc2
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SHA512
ef6f8206df183041a959b415f3992579b72830b2db5fe14d936595491252f26ff7b1c413ab8e133677561876f4054ca2c90da792f1f800edaa833e1878860d95
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 24 IoCs
Processes:
AcroRd32.exepid process 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1640 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe 1640 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1640 wrote to memory of 1708 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 1708 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 1708 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 3788 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 3788 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 3788 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2704 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2704 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2704 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 680 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 680 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 680 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2088 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2088 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 2088 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 1760 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 1760 1640 AcroRd32.exe RdrCEF.exe PID 1640 wrote to memory of 1760 1640 AcroRd32.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 2732 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 3536 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 3536 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 3536 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 3536 1760 RdrCEF.exe RdrCEF.exe PID 1760 wrote to memory of 3536 1760 RdrCEF.exe RdrCEF.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\e8e1af3431f3c68376cbd507bf8b4f7a5c0d88ce9ba92408e8fffba8f68cacc2.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
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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⤵
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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⤵
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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⤵
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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⤵
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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⤵
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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
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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=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=BF0BDABB506FAFB6A359C70E933AF605 --mojo-platform-channel-handle=1648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=43404D77D67D51007D3259BCC51E377C --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=43404D77D67D51007D3259BCC51E377C --renderer-client-id=2 --mojo-platform-channel-handle=1660 --allow-no-sandbox-job /prefetch:13⤵
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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=7BCF2C4F53746B6717AE0E4A7EBAA2EA --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=7BCF2C4F53746B6717AE0E4A7EBAA2EA --renderer-client-id=4 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:13⤵
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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=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=FBEDEEC569091156DAC59B68704B9C84 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=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=C43591B397080BB476A5B83A9584CEA9 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=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=AD18E0151DA1B10A49821B637E3427A7 --mojo-platform-channel-handle=1652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/920-137-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB
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memory/1376-134-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB
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memory/1704-126-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB
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memory/2732-118-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB
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memory/3536-121-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB
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memory/3764-131-0x0000000076F02000-0x0000000076F03000-memory.dmpFilesize
4KB