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Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05/03/2024, 18:56
Behavioral task
behavioral1
Sample
b56ddda583e046afd0f7142e1b8d7714.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b56ddda583e046afd0f7142e1b8d7714.pdf
Resource
win10v2004-20240226-en
General
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Target
b56ddda583e046afd0f7142e1b8d7714.pdf
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Size
75KB
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MD5
b56ddda583e046afd0f7142e1b8d7714
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SHA1
df2034455613f436b50c4eb66c1474928da096a5
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SHA256
b61dd3d621326cfd96b429ea3f9a334a92640abd13fdd35547ef336154f1039e
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SHA512
b4d6a30a12a569e6bb7e790d8568ee97d9ec34101afc03e1c31b546dfd3250148478d450e7d4eab0725927cf02feeac968d32b196501189a119eed463628d9ef
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SSDEEP
1536:RnZt+paxfz0HYstwYKMV3EOSHwNTLlzDDhTwxtE0DO48quVTYuobGQ3PzQJG66Y:RT+QLAYNY1pSQNTxaV+/oyeM0G
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 20 IoCs
pid Process 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2128 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe 2128 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2128 wrote to memory of 3736 2128 AcroRd32.exe 98 PID 2128 wrote to memory of 3736 2128 AcroRd32.exe 98 PID 2128 wrote to memory of 3736 2128 AcroRd32.exe 98 PID 2128 wrote to memory of 4680 2128 AcroRd32.exe 102 PID 2128 wrote to memory of 4680 2128 AcroRd32.exe 102 PID 2128 wrote to memory of 4680 2128 AcroRd32.exe 102 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 4436 3736 RdrCEF.exe 104 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105 PID 3736 wrote to memory of 2084 3736 RdrCEF.exe 105
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\b56ddda583e046afd0f7142e1b8d7714.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:2128 -
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:3736 -
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=DE626E5C216AFA126AAA4802C0847B8A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4436
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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=167292A44A3FD0EF3F15D75557AB7E03 --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=167292A44A3FD0EF3F15D75557AB7E03 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:13⤵PID:2084
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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=66013F51FBB22FCA9F718A07C25913BE --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=66013F51FBB22FCA9F718A07C25913BE --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:13⤵PID:2316
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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=1131D2756DCBBD758B8E095D413D6676 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1748
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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=5AAFA9E4FE33F05941F7450F4AF6D06A --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:924
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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=80E160D224C0F556FE608B3155E72C81 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2360
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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:4680
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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=1340 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:81⤵PID:5624
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD54e7ca3e405c454ce3d38a6838a96eb8b
SHA150a90f5620d5d3e1fc96bc0fc9d55550526fa11f
SHA256945b94765dd1edbe9055744cf03bffbeb848e4717a635779e011820d21915713
SHA512ff8a9c984ed13f80f817df70f28c6486a1a201c66a93cc5f17e6a91dc3d98fa81abfd75f8b8f5f9e9f7181d3185732eac91c1780fa7b7d06431308d6ff8ee98a
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5