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Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
15/01/2024, 02:35
Behavioral task
behavioral1
Sample
5be919cf5b7b3f749e4807291806fbef.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5be919cf5b7b3f749e4807291806fbef.pdf
Resource
win10v2004-20231222-en
General
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Target
5be919cf5b7b3f749e4807291806fbef.pdf
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Size
86KB
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MD5
5be919cf5b7b3f749e4807291806fbef
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SHA1
98104c0e832cd28af0e2753a8270a31f8cbbc334
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SHA256
1fa64c5678cac1350b0cf3edf85187e72905a52faa13e04b80b0be5bad3b4f9f
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SHA512
b18bd9fbd9091f2999dd8287c4586a74cf73a9928ccdaf26d8cd9dea89d8d3f0dd1eafa0f6e0a1403a66e58fe0846b6fa7a743c2df6132d6efeecd1fdf1eb1b0
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SSDEEP
1536:sG0P+1hIbdXxP5qelwFI7iiO8e19/r7p2J1Sn6LMGZXsmGMIuWJwHFd47gKjWOpM:c+KBq3F/841r+qGZP37K0aZEd
Malware Config
Signatures
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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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeManageVolumePrivilege 732 svchost.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4512 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4512 wrote to memory of 4080 4512 AcroRd32.exe 95 PID 4512 wrote to memory of 4080 4512 AcroRd32.exe 95 PID 4512 wrote to memory of 4080 4512 AcroRd32.exe 95 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 3328 4080 RdrCEF.exe 96 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97 PID 4080 wrote to memory of 4792 4080 RdrCEF.exe 97
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\5be919cf5b7b3f749e4807291806fbef.pdf"1⤵
- 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:4512 -
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⤵
- Suspicious use of WriteProcessMemory
PID:4080 -
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=36CD15B6F7A3B0FFF8617E1E1FCC5668 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3328
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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=516E8FE87B2E6BAE365C78AA461CAD6C --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=516E8FE87B2E6BAE365C78AA461CAD6C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4792
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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=99D51509242F155F7FECBA24266544A6 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3048
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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=C58D9593552C2894B92783B4BD9E2591 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2636
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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=38652D21C4B7F94D45CC218057512305 --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=38652D21C4B7F94D45CC218057512305 --renderer-client-id=6 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job /prefetch:13⤵PID:1964
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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=0D581F0F65A2E06F465BB1E9A3A712F9 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3692
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2224
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:1004
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:732
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5a10ed86a9fb2c99ba17c7fed02c500f1
SHA137713d45b72cd7636bcd6874dab601d01c041de9
SHA256857d92a376402aa515e4a3530f7c03d469b612474172e2169815f7e8ea7324ed
SHA512e6b05aaa3975a7f70aa9ae604832ac7c01c9425c88fafafac8b5463e6f2b32a12e0681346606626de4317d9b42d01c71f3d3470348d6085c004e968a474eb157
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Filesize
13KB
MD58fc35394a4654e296b56daa9afd5a723
SHA15b2fd38a0022754e5fb67f028a08ec553a4604d7
SHA256cff9fcf28bb69939b3b0ae55632c01dfeddaceebd89fd91b07a3f97bf4312ca0
SHA5123b7f36a838a5ded6f1b4d1721dbb7399f6f811bb5298659241993751a2d3edc463e2572cf39cc54acb6c9383224744a3242ca94bea8d01ced877f801ebba945f
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5