Analysis
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max time kernel
101s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18/08/2024, 07:23
Behavioral task
behavioral1
Sample
c2d4271338a586f4adcb5d901b0362d0N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
c2d4271338a586f4adcb5d901b0362d0N.pdf
Resource
win10v2004-20240802-en
General
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Target
c2d4271338a586f4adcb5d901b0362d0N.pdf
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Size
46KB
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MD5
c2d4271338a586f4adcb5d901b0362d0
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SHA1
593e8154cb59fd17d5ff91106d0983acf80c2a6c
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SHA256
8356f979c8144b5baecf1e78fd75cc0b6ebb1c1477a6f6a5f98f61edc6239b36
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SHA512
c601f430b2452ac000e27897add670bd72ad0028f8ba2d9458e00fd1987ebb1eb20484efe4a4f5a293f08e5737026387d7d3934550df9be154c673f15a1ff967
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SSDEEP
768:+z1inj+jCHDFt1IGeF7BbpH9MniiG3fRPov3ifzzW4rw32Q6L6mk4KGF6S/OLYFx:j+Cj71IGQdMqiv2Gt6WmklC6BeaIDRj9
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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 228 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe 228 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 228 wrote to memory of 4404 228 AcroRd32.exe 92 PID 228 wrote to memory of 4404 228 AcroRd32.exe 92 PID 228 wrote to memory of 4404 228 AcroRd32.exe 92 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 5100 4404 RdrCEF.exe 93 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94 PID 4404 wrote to memory of 3816 4404 RdrCEF.exe 94
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\c2d4271338a586f4adcb5d901b0362d0N.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:228 -
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:4404 -
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=4DFFAEF5DB76D61033331A87E4B343A0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5100
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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=D7E920BFECE91E61079D79A5FC727328 --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=D7E920BFECE91E61079D79A5FC727328 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3816
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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=01DB1324149101ECA92EAFEE2167D689 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4040
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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=F207511411E2EC0430D3960064F61EF7 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2712
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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=99A3ABEB10EFFF8973EA57A5A5465039 --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=99A3ABEB10EFFF8973EA57A5A5465039 --renderer-client-id=6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4004
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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=A7B9EDB04927C699669A3AEE79E19EF7 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4288
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD51ddaed28cfb8cc48793947b57d8dc115
SHA19411c68e113d8d420c06da51755f2730d63d54bc
SHA256495795e776ad096734a4e687520d83d4d2957aabb7b2edde1fed542a6d389e09
SHA512f97fe59f688bc3d709468a2123095b482d6b0f2892a2ad2ad24a81745ace3ed04ae66cd485838b5cb512ab6779db74c840bdfdb5e9273ff14f717d2f3fe485e0
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5