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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 21:15
Static task
static1
Behavioral task
behavioral1
Sample
337992403443.pdf
Resource
win10v2004-20240802-en
General
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Target
337992403443.pdf
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Size
41KB
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MD5
298f3ccca2f8514e6ff6e9e57c9f20ce
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SHA1
7b5c30cac5c2794eceb04ca14156e2aab5e8ca19
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SHA256
6e7f795cc423ee2799bd3362b0c6c1386c68253be703fc14b917c081d702e19d
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SHA512
66d462eed60407c107e1fa6ce3e43ff89f58e67b9c8fa713e3334b3cbdc679dfd1057c071321480cfaf2e06779b6f210feaa8dc0122989231982c826e333e50a
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SSDEEP
768:3jss04ZfJEgTBX8oQJGod9+OyO0dOpOqOklxzVz2yqb46ivbx6uPH9eipMJSkvj/:3w4ZSaX8oaG6azBl0axu8
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 AcroRd32.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 -
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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4760 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe 4760 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4760 wrote to memory of 2776 4760 AcroRd32.exe 91 PID 4760 wrote to memory of 2776 4760 AcroRd32.exe 91 PID 4760 wrote to memory of 2776 4760 AcroRd32.exe 91 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 3136 2776 RdrCEF.exe 92 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93 PID 2776 wrote to memory of 1712 2776 RdrCEF.exe 93
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\337992403443.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:4760 -
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:2776 -
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=F04A27E6E1BD9D5145EB4C8309912979 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3136
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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=3CA991176C71700CF733E4DA8C8C2B6B --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=3CA991176C71700CF733E4DA8C8C2B6B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1712
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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=D6469E797688E30C820E7BEB226353F2 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3588
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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=EB031954782C4D5C14FAB99B9835CEDF --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:880
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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=CE2A297B34F8610E9B06D1491138DAED --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1552
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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=6436E8AEECC94126D2CCA130CF9854C1 --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=6436E8AEECC94126D2CCA130CF9854C1 --renderer-client-id=7 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:5116
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD59c6f782bae7435cb9de34c13e8cb7767
SHA182665d7dc2a92c1d9b78edf803fa5dbb7c72a7bd
SHA2562cb46f2f45f0e44cb535661ce09ff552c6cdeade4e4722a3dfd229a8238bcacb
SHA5128572a7626852163560d614fdc339008c9f3d83b6d7ea744192186b13c96cbe60a3cbc9669def0fa18716d14f80f54251610923d2c85f1b6de5c6dae3c28e34bf
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5