Analysis
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max time kernel
125s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
13-06-2024 23:16
Behavioral task
behavioral1
Sample
5ca37e6c8aecb9f8c8faafc4c9ab5f3fc228229c5b4d9bcef2f8dcbb42d91d68.pdf
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
5ca37e6c8aecb9f8c8faafc4c9ab5f3fc228229c5b4d9bcef2f8dcbb42d91d68.pdf
Resource
win10v2004-20240611-en
General
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Target
5ca37e6c8aecb9f8c8faafc4c9ab5f3fc228229c5b4d9bcef2f8dcbb42d91d68.pdf
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Size
387KB
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MD5
28e5f631f914bf513817c95e08d89244
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SHA1
a8db54ebd3ee426889ca648de9ab3228ede6ccd3
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SHA256
5ca37e6c8aecb9f8c8faafc4c9ab5f3fc228229c5b4d9bcef2f8dcbb42d91d68
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SHA512
dc2e5bf45964476280b85df82a13dfd6184c4f8b62bebfe84037f0de681dd9e569ff730e8df40e540903005b89d58a9e61e6a267e0e957206deb6e76414fa32c
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SSDEEP
6144:e0ezUuKt/TKYtQaiG9ZHBU77/wB7dbLgj19KAplkMBAg2/1hWpMazIysUz:YKkT8Uvo7HWiAp/BidOMcfsY
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-1-5-21-3665033694-1447845302-680750983-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3212 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe 3212 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3212 wrote to memory of 3684 3212 AcroRd32.exe RdrCEF.exe PID 3212 wrote to memory of 3684 3212 AcroRd32.exe RdrCEF.exe PID 3212 wrote to memory of 3684 3212 AcroRd32.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 3044 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 RdrCEF.exe RdrCEF.exe PID 3684 wrote to memory of 4908 3684 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\5ca37e6c8aecb9f8c8faafc4c9ab5f3fc228229c5b4d9bcef2f8dcbb42d91d68.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⤵
- 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=B4E09D742717A5044098C1FD6D1F747E --mojo-platform-channel-handle=1740 --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=708FF8B9D52551A02CFFBD5A2E597C06 --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=4 --enable-main-frame-before-activation --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=708FF8B9D52551A02CFFBD5A2E597C06 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --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=BB70E592577B2857415D27ACF6BCA929 --mojo-platform-channel-handle=2292 --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=E8EFA5AB518642E670650B08750CF632 --mojo-platform-channel-handle=1920 --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=A8B7A193C8526F6D98F671B17D312ACC --mojo-platform-channel-handle=1724 --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=88F0DA41EF00787A625D5693DFBF07DB --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=4 --enable-main-frame-before-activation --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=88F0DA41EF00787A625D5693DFBF07DB --renderer-client-id=7 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:13⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4064,i,3595107284059830391,18018199024659337217,262144 --variations-seed-version --mojo-platform-channel-handle=4160 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
64KB
MD5201e39b398615c0910f32dcafff04e69
SHA1dc9ebd1b2ee45dbda6a18010bd353245e23d3330
SHA256ae26038da99b5a1676ab4f2b0215e7a2b43545b6fde0da4d2420a10d39782f3c
SHA512bba11f1b9f61abc563696f4305cc427d7ba62df4e442ab3d302d8f01586dccd22bff8b3ce51042231e8686efeeebb1c5fd6940b72f2b87e6243a9f89d3deb946
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5