Analysis
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max time kernel
141s -
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
01/09/2024, 20:42
Behavioral task
behavioral1
Sample
1f2349c2e7458437db50b2664a6d4add2ebc482bbd51f156cc16c51d20b270f4.pdf
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
1f2349c2e7458437db50b2664a6d4add2ebc482bbd51f156cc16c51d20b270f4.pdf
Resource
win10v2004-20240802-en
General
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Target
1f2349c2e7458437db50b2664a6d4add2ebc482bbd51f156cc16c51d20b270f4.pdf
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Size
34KB
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MD5
01d504c4f425393d26c5be9596d23e08
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SHA1
20bd8e5ee5f231137bf4957acb74c7cffcf4b440
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SHA256
1f2349c2e7458437db50b2664a6d4add2ebc482bbd51f156cc16c51d20b270f4
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SHA512
7e167b3471e6b637af5ecafc035c18f05ad5cdea2c90350a794db8eb3611d36ef6b5d9fda884e46a38840e72d81bbc98ce784df796663f9cccea313bbb4334de
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SSDEEP
768:RT7ioYJR/6viyBSv3onbb7XRydVLd2PT2v:RvGR/aBEebHXR+Ri2v
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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2776 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe 2776 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2776 wrote to memory of 2032 2776 AcroRd32.exe 90 PID 2776 wrote to memory of 2032 2776 AcroRd32.exe 90 PID 2776 wrote to memory of 2032 2776 AcroRd32.exe 90 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1540 2032 RdrCEF.exe 91 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 RdrCEF.exe 92 PID 2032 wrote to memory of 1548 2032 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\1f2349c2e7458437db50b2664a6d4add2ebc482bbd51f156cc16c51d20b270f4.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:2776 -
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:2032 -
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=1E4C133813D1AAD6119FDC86692C2281 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1540
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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=416BECD46E7048AA1F091ADB61C4F602 --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=416BECD46E7048AA1F091ADB61C4F602 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1548
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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=939CB31765D8645BFBB8E7972B009D2A --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4972
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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=6A6C9D7D60C41055A78FA712814A2D06 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2192
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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=AB3CE8F1FF104E4DD10BCEFF3826C2BD --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=AB3CE8F1FF104E4DD10BCEFF3826C2BD --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:13⤵
- 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=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=2D0024E05EB20C89356CDFFBD9061193 --mojo-platform-channel-handle=2824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4728
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1248
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD591399207555f0cb164dc52618ae696c9
SHA1408282555c6ed6947d2abc7ee08c5140d0d109c3
SHA256243b36dd054d30e961347ab0a8804a10db1605234f5fa34957de9e5ae622716e
SHA512d023087e109fd983c746d99c9c25a86e0899793f756fd8dc9af7bdaed9535e7b79de585ab29a8e2cfcea9ebc5e9eb613c9f3e265d4cae4c5aa5cce6e1518ced9
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5