Analysis
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max time kernel
148s -
max time network
150s -
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, 02:02
Behavioral task
behavioral1
Sample
2b6862633f82af4808d9d05016605971e5e3e916d139aa58857b19f87a51931c.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2b6862633f82af4808d9d05016605971e5e3e916d139aa58857b19f87a51931c.pdf
Resource
win10v2004-20240802-en
General
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Target
2b6862633f82af4808d9d05016605971e5e3e916d139aa58857b19f87a51931c.pdf
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Size
76KB
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MD5
971aab12de24e8befcb16dc91fcd1444
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SHA1
8e15d380650dafefdd849b5cc4b358174ca409eb
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SHA256
2b6862633f82af4808d9d05016605971e5e3e916d139aa58857b19f87a51931c
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SHA512
954a39f39f10d616174c9bacc14f04018364ed41df11ae3587560e0631f804766f6444cf07fa5aa9695b0d20c54c9dcd4f90baf4c6cf148710322b9caffd62b9
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SSDEEP
1536:uxcRHju2xzEZyHo0y3cGzaL41uyDJA4HVdVT48KZWbpONNqtWZqRuU3e6nvS:3Njxgs2zaLGDJAwVQ8KbNcFuU33q
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 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 -
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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 556 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe 556 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 556 wrote to memory of 3924 556 AcroRd32.exe 87 PID 556 wrote to memory of 3924 556 AcroRd32.exe 87 PID 556 wrote to memory of 3924 556 AcroRd32.exe 87 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 4580 3924 RdrCEF.exe 90 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91 PID 3924 wrote to memory of 5092 3924 RdrCEF.exe 91
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\2b6862633f82af4808d9d05016605971e5e3e916d139aa58857b19f87a51931c.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:556 -
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:3924 -
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=572ACA787A549D10BDD39F313A4C57BE --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4580
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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=40433776E0004DAFB373456B71EA6A1C --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=40433776E0004DAFB373456B71EA6A1C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:5092
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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=E8D009BA3D9CBA7CB5984662AA009012 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4912
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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=BB45AAD671443EACA94C4A7952A74D04 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5064
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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=CE0962EACB2F6C738D160CF94279F4D2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4960
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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=876EF4F1B6626AE3D2C5C796427486C4 --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=876EF4F1B6626AE3D2C5C796427486C4 --renderer-client-id=7 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2988
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4808
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD51b5e3e7890afd2b78720bf172721d911
SHA15a20ee80531dc5ac69e6098027ea18defa312373
SHA256a3e411d40817583a703de90d37fa3b7bfe29456b34a4300220a8496e95f343cf
SHA5121bee7f75e4749d4a94207172b48c2a7d77172d1c68c0219550a4c094d0b08c53293588ee2fb8bf1fc0c7fdcb9c3d71426aca29da8a94cd1b19d78b7ca73b1236
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5