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Analysis
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max time kernel
110s -
max time network
94s -
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, 07:10
Static task
static1
Behavioral task
behavioral1
Sample
fd61f5b6df9f70487f9d144bb5b41210N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fd61f5b6df9f70487f9d144bb5b41210N.pdf
Resource
win10v2004-20240802-en
General
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Target
fd61f5b6df9f70487f9d144bb5b41210N.pdf
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Size
212KB
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MD5
fd61f5b6df9f70487f9d144bb5b41210
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SHA1
955d029b98a798bca61c3be376992be87098014f
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SHA256
8fc6dc255651052c5d03b60479fa7f83a49c5168c5b0bca48864e7eacbde5775
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SHA512
36bc9a53fc697f2782a536fbfe08b75e73acb79f08fedeab3e3b818e2df4274e48c59baee390ccb08dd4372e07c7bc97e835e7c02f4183210c3465ea19084019
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SSDEEP
3072:KcLOIvmdygejLP2Gzq8wgJxa37s9rEzFB6WeJCaYaCma2DxxkxuqRd7m65:tS4gef+SqYa32raXeHZCmzxWuqRd95
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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4808 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe 4808 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4808 wrote to memory of 2120 4808 AcroRd32.exe 91 PID 4808 wrote to memory of 2120 4808 AcroRd32.exe 91 PID 4808 wrote to memory of 2120 4808 AcroRd32.exe 91 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 1968 2120 RdrCEF.exe 92 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 RdrCEF.exe 93 PID 2120 wrote to memory of 4504 2120 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\fd61f5b6df9f70487f9d144bb5b41210N.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:4808 -
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:2120 -
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=5AFC1829034A21044C3ADE63D3F4465A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1968
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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=1CE9C501A5CA6EDC4F6140DE98B8C70B --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=1CE9C501A5CA6EDC4F6140DE98B8C70B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4504
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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=7E5E3558D9D958C211395E806919A743 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1776
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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=5FA683CC73DF955CB003F8FE7732E2F4 --mojo-platform-channel-handle=2108 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4588
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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=9C17FCF089542E5F4950BD6A102590EE --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=9C17FCF089542E5F4950BD6A102590EE --renderer-client-id=6 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2400
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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=EAFF6BA1E266C3FB5F183B9EB42328F8 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3636
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1472
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5b249312aff8620edf133ac6bfc884b5c
SHA1ad082f70f281fd08176aeb4cadcc4e30ac55f814
SHA256076fe4e090a3b0286fc3eca8c84f7ea5fedb331eb84e0f34f1e3e85b00945269
SHA512aeec5d0628772456cf6243aa4e40729b5f0b236dd575be28f3fc1911cf472d583ca3e6ccb2a839753db8edebbf51a9e41e8b26864d7ffa80ccfa57d1bd849e5b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5