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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/09/2024, 19:13
Behavioral task
behavioral1
Sample
dd2df035577be2fc622b459259cd318a945e5910a60ef0fc66834b7d5f49d2e7.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd2df035577be2fc622b459259cd318a945e5910a60ef0fc66834b7d5f49d2e7.pdf
Resource
win10v2004-20240802-en
General
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Target
dd2df035577be2fc622b459259cd318a945e5910a60ef0fc66834b7d5f49d2e7.pdf
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Size
75KB
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MD5
1f116da4030ef2f4b3dc579efb3f5e93
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SHA1
f6af7073b30280e347a8243d2e8238ba13eead5e
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SHA256
dd2df035577be2fc622b459259cd318a945e5910a60ef0fc66834b7d5f49d2e7
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SHA512
1997885daa4bed643c1d7f78411de65e5b03840ea996f4a57ceb8619267684e8e598980a28d91e32b5d12b537a2970233f3ac56f450c89ddf4a1aad2b5ec3476
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SSDEEP
1536:OpGkziEMhcg8EkfPeLbQW8pOGEWEntgvGhromFdAWYRA:Osug8xfPeLbLGAxomFidm
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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3468 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe 3468 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3468 wrote to memory of 4816 3468 AcroRd32.exe 91 PID 3468 wrote to memory of 4816 3468 AcroRd32.exe 91 PID 3468 wrote to memory of 4816 3468 AcroRd32.exe 91 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 540 4816 RdrCEF.exe 92 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 RdrCEF.exe 93 PID 4816 wrote to memory of 3540 4816 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\dd2df035577be2fc622b459259cd318a945e5910a60ef0fc66834b7d5f49d2e7.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:3468 -
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:4816 -
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=B2F530348F5BDD73F92B6F2BE6059FEC --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:540
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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=051A8EE15FD8DC2D856C741F4F8FB12F --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=051A8EE15FD8DC2D856C741F4F8FB12F --renderer-client-id=2 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3540
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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=F823E83ED253FA1952B82A886C4E7B82 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4380
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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=4B43871ADA8914D698B5822CDF559CEA --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=4B43871ADA8914D698B5822CDF559CEA --renderer-client-id=5 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2452
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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=1BB0E93FD259685F1036FEB704CD9114 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3472
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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=900D64D4481FB692BDC6D7E9C8309DB5 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3492
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:592
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD52060159e687596391714185efa32fc95
SHA116aac9212af9d4a3d6ee803b25e7d448194302a6
SHA256d65689d22367dfe666fbd44fb85e5e3cc9218b3f926b0d08cc870b1e3b1fb839
SHA51271c4aefae983cfcda825deab0c1ab18438a7ff3e2bcc99dce9fcff43f3e7abb164992be61bc9bcbfb9e689dc7e54f114f0174a5d7fa46fa6c35b1221f8f4b623
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5