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Analysis
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max time kernel
140s -
max time network
136s -
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, 22:45
Behavioral task
behavioral1
Sample
5d6b743c47b50e1128b971ca7cb725cf172a1053eeb7762dd34a7c500b16f0ca.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
5d6b743c47b50e1128b971ca7cb725cf172a1053eeb7762dd34a7c500b16f0ca.pdf
Resource
win10v2004-20240802-en
General
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Target
5d6b743c47b50e1128b971ca7cb725cf172a1053eeb7762dd34a7c500b16f0ca.pdf
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Size
98KB
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MD5
97db2c27ddf09e5d8120884188a6aaad
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SHA1
784f789592dc8dacc78ad833c544abb41c0e1883
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SHA256
5d6b743c47b50e1128b971ca7cb725cf172a1053eeb7762dd34a7c500b16f0ca
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SHA512
28f855ef906cd59209ec975faad0a309e534eb3fe718c07a92252b99c218481424f84c1ea6fb70e1b13d0aaf35ec7a5189e1c21e49d80841eed64c6b0d74dc6e
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SSDEEP
1536:ENxuW5jeQBv0Y22Sxdik46PAyfCHlm7YY2Jh3aqn159SITdrqKvbVZC/OC:/WFeOMY2dckRoyyaYnau159S4kKTeZ
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1176 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe 1176 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1176 wrote to memory of 2892 1176 AcroRd32.exe 88 PID 1176 wrote to memory of 2892 1176 AcroRd32.exe 88 PID 1176 wrote to memory of 2892 1176 AcroRd32.exe 88 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 3440 2892 RdrCEF.exe 91 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92 PID 2892 wrote to memory of 4768 2892 RdrCEF.exe 92
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\5d6b743c47b50e1128b971ca7cb725cf172a1053eeb7762dd34a7c500b16f0ca.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:1176 -
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:2892 -
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=118C466023B66D7B74F65CFB2B9BFCA2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3440
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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=2E9B690BE258F85494F3B7BD4B6753B7 --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=2E9B690BE258F85494F3B7BD4B6753B7 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4768
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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=9CF78F2048A2ACF36091FF9D92CDF0EF --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2844
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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=7768A852C38F3EA79C8EF7BB916FA2D7 --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=7768A852C38F3EA79C8EF7BB916FA2D7 --renderer-client-id=5 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2024
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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=D8B6777B8F9B79C6C7881B1840B9B976 --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1276
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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=E6F5FECE27F82317AA953166D0E152A6 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1624
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD52b307acb4cb31e0cc45a0f14a89f1d7f
SHA12aded2ebc4b874ede732b7ed7eb9c9e75b6b57d5
SHA25608b79e07ffd2f7ef71e090b4f5e82b1a4c18a3d23800ff063ab643ef89ea7b6e
SHA5123d5869c25c09625f1c230d5ced776a9f1763b126193a1a1b6abc3255c04fe173d20d757010a9d127fe00a048f851a2cffd080fd113eb157d15af349c27a21a17
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5