Analysis
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max time kernel
114s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02/09/2024, 06:10
Behavioral task
behavioral1
Sample
d41bfc39b211014e464797960c327420N.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
d41bfc39b211014e464797960c327420N.pdf
Resource
win10v2004-20240802-en
General
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Target
d41bfc39b211014e464797960c327420N.pdf
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Size
86KB
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MD5
d41bfc39b211014e464797960c327420
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SHA1
5a728d6d739a09dff19364fa5bce255af2bcaf5b
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SHA256
a8d63d079d560573dbcf8df7cd75a9aea9de5fb2aea3343173cb1ad4348b8469
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SHA512
fd5957dd0db5a5b85916357309c382d30fe3686f2fd75c79ac185cbf75c07ab1f2eb5c44f17c17eb1f2daad20303a9b85c663799eff7c3aae48c571c56403dfa
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SSDEEP
1536:AjQ9C/S1e7bD8X8SWkS7uAu2h9NAW1UW+ao24kSHTpQeO6yHOSAj3WOyU3DXhJ3q:AS1e7bD8X8SWkS7W2LNAWXo/1FQeO6AF
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3688 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe 3688 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3688 wrote to memory of 2748 3688 AcroRd32.exe 97 PID 3688 wrote to memory of 2748 3688 AcroRd32.exe 97 PID 3688 wrote to memory of 2748 3688 AcroRd32.exe 97 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 3500 2748 RdrCEF.exe 98 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99 PID 2748 wrote to memory of 2300 2748 RdrCEF.exe 99
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\d41bfc39b211014e464797960c327420N.pdf"1⤵
- System Location Discovery: System Language Discovery
- 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:3688 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748 -
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=A1229B364D022E460C0EA20388BBA002 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3500
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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=C382598A9FC9DCD5F7437F02A06406F2 --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=C382598A9FC9DCD5F7437F02A06406F2 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2300
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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=6F3908D4053D0C10559A38F954C8A1F7 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3004
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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=DDDE5FBCD6916E079BD456DCE5B7F758 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3676
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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=6123EAD001820821612467C719E25AF0 --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=6123EAD001820821612467C719E25AF0 --renderer-client-id=6 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3584
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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=B1B983FF0CB1E2EB7ABE085A3406EF63 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1592
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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=4448,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:81⤵PID:1840
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5a45bdc8393a1321eea50ce6f1bfed476
SHA18d3811d913d28cfe6841246dbdd48c35f320e526
SHA2569af0efabf5e3671e1998123ce7381a62faf65e431f42062d7b9669890b888c55
SHA512a851f8c56aa23fffbc2a66c884b632545182d5fb9b9c8792d65cb3ecb283c97dd7cae18521658bf6a60f0fd689ccf826257d72a656696822c135aa2009f9c243
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5