Analysis
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max time kernel
145s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2024 13:22
Behavioral task
behavioral1
Sample
7777ebd05671006541bd6ffdf26ab96e.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7777ebd05671006541bd6ffdf26ab96e.pdf
Resource
win10v2004-20231215-en
General
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Target
7777ebd05671006541bd6ffdf26ab96e.pdf
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Size
5KB
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MD5
7777ebd05671006541bd6ffdf26ab96e
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SHA1
7a6372e5a6db2f3b755af28e132ab09aa8f1fdef
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SHA256
c61c478feb92380354f9e8373a2544f7305c1395d86f46630bb09c84d583d3c3
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SHA512
f2fb97f52860abc7996de2b66fa36d3a8dc9421cc4c35ee28c3a910e4621cfb288a0e8f3c587fbee295863c96d2f290044a912a9c52ec274b06ca6a58d00b488
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SSDEEP
96:nG1oBwJh5j/GTQ09+mg+snVqlEcINlfWnl702B7dgqJPItMRpMLY9lhuWJaE0:nG2mJhBGT2mg+snyEz/O1ZZdgq5fMkHa
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.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4484 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4484 wrote to memory of 452 4484 AcroRd32.exe RdrCEF.exe PID 4484 wrote to memory of 452 4484 AcroRd32.exe RdrCEF.exe PID 4484 wrote to memory of 452 4484 AcroRd32.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 3160 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe PID 452 wrote to memory of 1940 452 RdrCEF.exe RdrCEF.exe
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\7777ebd05671006541bd6ffdf26ab96e.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:4484 -
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:452 -
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=AEA5C9A2715D0AAE9488CCB317E3D721 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3160
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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=F9E86241A0B651C54EC797E766CB28B5 --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=F9E86241A0B651C54EC797E766CB28B5 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:1940
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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=6A7A8CDDE4CC80D842E59A6A05383A20 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3200
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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=2CF287D1F5F55122846D4DABCBA19E14 --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=2CF287D1F5F55122846D4DABCBA19E14 --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:13⤵PID:676
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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=B1E6F2829999F29FFE42ACBD14277F90 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1376
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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=FE7D33BD1F723B1D8B87A71DEF130FA1 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2736
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2768
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD57e72b528ce0eca207cea76fdc456cd80
SHA12716d3dec998e189cbd932e6b68160f2756dcc73
SHA2568d58ec29b0291c5f69dbfc4ff05c99d2fc8bb7dd84082ad0f2649b367a998a06
SHA5123fd4a8bcdb3ae1eb989481306f302b3a821e00b77bce35faa73183d6cb7b46f148a2a6dbc99d1ecacb9dc54943858a48293fe84536505a512ad49bb57548ec04
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5