Resubmissions
01-07-2024 03:03
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240701-dffwssxemm 701-07-2024 02:51
240701-db8e9axdnn 601-07-2024 02:44
240701-c8aptatemd 6Analysis
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max time kernel
130s -
max time network
204s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 02:44
Behavioral task
behavioral1
Sample
folder-4/4/777.pdf
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
folder-4/4/c1491b6d-eeba-4bdd-acff-25435ad38b87.pdf
Resource
win10v2004-20240611-en
General
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Target
folder-4/4/c1491b6d-eeba-4bdd-acff-25435ad38b87.pdf
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Size
178KB
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MD5
219d0525ef20a6147dfd7e10f41c2c00
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SHA1
0e3ffc2f4d8e770ff0e5b869aa973ccab7235be1
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SHA256
e53805779fa238cee0db43e5a4757fdc2afb3cc17593cc56bbe048830cb633f4
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SHA512
3959612a1e642884be0786aba6f6b4fefa0d19c75d0c22443e401f3b6483e1ff75790d1efd195832303bf550c52fc89f2d12cbb1cbf52e7424b9d1cff5a9d20a
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SSDEEP
3072:+cgCIvABlUxBvX9o3pkDm61lsrUczlR0M7tTyF1DwWeVezxLzRz0/tA:lgtuMf9opaoRFgF2nw9LVmtA
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-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1372 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe 1372 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1372 wrote to memory of 2760 1372 AcroRd32.exe RdrCEF.exe PID 1372 wrote to memory of 2760 1372 AcroRd32.exe RdrCEF.exe PID 1372 wrote to memory of 2760 1372 AcroRd32.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 2928 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 RdrCEF.exe RdrCEF.exe PID 2760 wrote to memory of 4908 2760 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\folder-4\4\c1491b6d-eeba-4bdd-acff-25435ad38b87.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=A52098A7A57AA12A531A4FEB4FE6482B --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=94452B160D4E4FE7CCE13F036A7DD026 --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=94452B160D4E4FE7CCE13F036A7DD026 --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=70FC374E31D90FFDED071D22E7BCA41B --mojo-platform-channel-handle=2296 --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=F398EEF69EF91F970AC3DCF063A9DAB3 --mojo-platform-channel-handle=2304 --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=B5A9FABB07F3FDC5F01FE03C3560F21F --mojo-platform-channel-handle=2404 --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=F2A56CF4C2A3994CC4FE49B13B481730 --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=F2A56CF4C2A3994CC4FE49B13B481730 --renderer-client-id=7 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job /prefetch:13⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
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
MD53b7b07c6e2931b4258a99f98998ec7c5
SHA1cf72316315074579c684cf486dedf17d87c6c796
SHA256c7c32e531a8eb13a0bdb8fbbf7d6d340e046b003ed9c586bb703053dfd404f64
SHA51222ba4236bf71c8778d32e23ccfbd4cd9f3c1675c8c853cb8fa6cbb7a3fd4800fb176b7830c8957a59a5bb565154a8720330acf77c9e4f8d5b6f47252160494d2
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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