Analysis
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max time kernel
156s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12/03/2024, 09:14
Behavioral task
behavioral1
Sample
c2ff16431fbb13e14417f825c8fc8eed.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c2ff16431fbb13e14417f825c8fc8eed.pdf
Resource
win10v2004-20240226-en
General
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Target
c2ff16431fbb13e14417f825c8fc8eed.pdf
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Size
34KB
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MD5
c2ff16431fbb13e14417f825c8fc8eed
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SHA1
6d06f83bb2df2bfbfb91ae56d6ae5155a779195c
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SHA256
969fdc20c4f28b3639e5de085b46895dd3da5c4daeec480b22cc24d92d22d257
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SHA512
bc8072be952a2c31c1dd8996953aa7c03f77fdce38885675a9a03a82c68bdefcc37fdef51df1816495896eb213ab8f41623af0ff9167d56f7c4ca67dfb1b5d70
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SSDEEP
768:ftLRaNCqiiGSZjcpub2ILqlSpvbN/5s6nXVVyKq6lNiyO+ucIB0tNYHaD:ftLRaNBiiGSZjcpuaILqlSH5sYbyelNB
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 648 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 648 wrote to memory of 3892 648 AcroRd32.exe 106 PID 648 wrote to memory of 3892 648 AcroRd32.exe 106 PID 648 wrote to memory of 3892 648 AcroRd32.exe 106 PID 648 wrote to memory of 3212 648 AcroRd32.exe 109 PID 648 wrote to memory of 3212 648 AcroRd32.exe 109 PID 648 wrote to memory of 3212 648 AcroRd32.exe 109 PID 648 wrote to memory of 4100 648 AcroRd32.exe 110 PID 648 wrote to memory of 4100 648 AcroRd32.exe 110 PID 648 wrote to memory of 4100 648 AcroRd32.exe 110 PID 648 wrote to memory of 1800 648 AcroRd32.exe 112 PID 648 wrote to memory of 1800 648 AcroRd32.exe 112 PID 648 wrote to memory of 1800 648 AcroRd32.exe 112 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 4000 1800 RdrCEF.exe 113 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114 PID 1800 wrote to memory of 220 1800 RdrCEF.exe 114
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\c2ff16431fbb13e14417f825c8fc8eed.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:648 -
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:3892
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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:3212
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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:4100
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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:1800 -
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=77EB7B1616CA3958CDDB22DFC2408D42 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4000
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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=2AD32AAF5DA59E836D3D0C3724EFF39B --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=2AD32AAF5DA59E836D3D0C3724EFF39B --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:13⤵PID:220
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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=A23B56BA7B91F545B37DE2BE876B2F4C --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=A23B56BA7B91F545B37DE2BE876B2F4C --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:1196
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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=E8B06F66C209BB1520D9AE902B5B40D6 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5288
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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=0628D0CC9AB0D38733BD53800BA69EF0 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5404
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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=F79BE8E766D93D2428162C716B453037 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5496
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5252
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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 --no-appcompat-clear --mojo-platform-channel-handle=3692 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:81⤵PID:5756
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD58b4717cc3a724235abf02f7f105836bf
SHA1efd3d2b9046a846a66579c0c42062b078e6bc5a4
SHA2563fc3024fd4d5f62a4c71798e3031d951a6584e9bc8c68dba8ffbee5f1cd16b38
SHA5127c16a89853c5d3dc0f24c2fc545ea90babc758692dfc3be2715346e826d3e36e907a8f4d53144876e1b047ccfb44048486979659d93f8954d3450ac1f0c95bd4
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
64KB
MD544f4cca7af79967765e90dbdaa7a2d84
SHA1d5b10e0c31ea482da5397973f65e0c97999e5641
SHA2567d89194616353b1e7866dddcbbf79fde953deccc7b84e102c1577e16d77ca30b
SHA512c9a265dace3c54a25b1ca1a44f96bcc456f932d7a3699d959b3e17802b1afe21087d53de8e2fae4edded2151c34f28a9619682e9610523149267d52b207a10c6