Analysis
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max time kernel
92s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-es -
resource tags
arch:x64arch:x86image:win10v2004-20240802-eslocale:es-esos:windows10-2004-x64systemwindows -
submitted
07/08/2024, 13:29
Behavioral task
behavioral1
Sample
FVA1207-00000528.pdf
Resource
win10v2004-20240802-es
General
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Target
FVA1207-00000528.pdf
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Size
1.8MB
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MD5
63d7f1bf72cf53df7fb617d70e29ef0f
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SHA1
a8d37bbdd46528068e44e7a1cd2cf68922eecdee
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SHA256
90f9cf8c6c4e35c665cb8455649295d5c14a280c47f6180cedfb734d754e8da1
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SHA512
74262dd6198546e73dec8e28c886eb102e6b581107df5eb7e20a8374ff35fa5d7cc3e5d655ae36e96b636965e81a4d823e8f4b28e81467796a34ebe67e0bbc50
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SSDEEP
24576:5XyeazbwKKKKKKB/QSDWOuNAof8CAQ43XxTih4jzYkTecjH9A4QjNSiM6fgJ:WzwQiWVAo0cJh4jzjC5jwvwE
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 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 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-1-5-21-945322488-2060912225-3527527000-1000\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 4668 2128 AcroRd32.exe 86 PID 2128 wrote to memory of 4668 2128 AcroRd32.exe 86 PID 2128 wrote to memory of 4668 2128 AcroRd32.exe 86 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 544 4668 RdrCEF.exe 87 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88 PID 4668 wrote to memory of 3436 4668 RdrCEF.exe 88
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\FVA1207-00000528.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: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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4668 -
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=D79B1C5DFDA484E58AD7912AED10EE3A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:544
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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=0BCF276141509D68B20375A444816CCC --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=0BCF276141509D68B20375A444816CCC --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3436
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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=E6E63470784506DC2C784040FAFEB13A --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1248
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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=C6510A72AA1EF60B002764E7231E1539 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3120
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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=47D695036F5AE28B7871E338861D8013 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:208
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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=EE5BF1DD24635FA8E559E3CA1BC00369 --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=EE5BF1DD24635FA8E559E3CA1BC00369 --renderer-client-id=7 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3916
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4032
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5a100f74979c4d6feaa13a8ed4692888a
SHA10ab91ec2554f4a04380a91a9e8337049a8da283c
SHA25663db292cc95fc2939c549c1e1a3a6c21957066f448a9e47614db2b63017287ab
SHA5123dacdf191b0ec5875647452206e6e1b68d8bd6fa298145cb19fe90a4dfe51e30be932b12ebcd621340ecf9d40d8d7ccdb7ff48c9e35c85fcd8d2c632537eceed
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5