Analysis
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max time kernel
135s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 16:37
Behavioral task
behavioral1
Sample
Mdacorporation_Benefits_Eligibility.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Mdacorporation_Benefits_Eligibility.pdf
Resource
win10v2004-20241007-en
General
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Target
Mdacorporation_Benefits_Eligibility.pdf
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Size
27KB
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MD5
e039cc23bd2696eda03e0ebee11bb8e3
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SHA1
5c24a9b7c7eafb7d887cee72b2bbbb26d7ff1371
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SHA256
37476ad8c86ff34d9e129479407cd66551a9d429101f32f9592f7147b854e305
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SHA512
a89d3717638f400b5409ff0ac49a99fa86da79655a94ce4ddac7e7a29097447ba446abb0fd4e6c04b3a0f84e4de74242be675137100eb80fd845943ab0d1426f
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SSDEEP
768:eXBLNSIH/vw2Wdog3SCa6uzBsLHWOjSmyRg7g1A:e1LH/hWOgHa6uzBKHWOj0Rg7g1A
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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1580 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe 1580 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1580 wrote to memory of 3540 1580 AcroRd32.exe 92 PID 1580 wrote to memory of 3540 1580 AcroRd32.exe 92 PID 1580 wrote to memory of 3540 1580 AcroRd32.exe 92 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 2928 3540 RdrCEF.exe 94 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95 PID 3540 wrote to memory of 4384 3540 RdrCEF.exe 95
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\Mdacorporation_Benefits_Eligibility.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:1580 -
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:3540 -
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=6CB780BFC9D84C98D1E300684F76FC5E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2928
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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=97B69750680048817B53E684651DFF6E --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=97B69750680048817B53E684651DFF6E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4384
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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=6E9466D3F146178131686FD8C16F3B6A --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3676
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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=94EC30776474169FFA0EE189A7502278 --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=94EC30776474169FFA0EE189A7502278 --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4492
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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=704155EFA8330FB8287C593E0CA1C1B6 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2392
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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=753B25433A97593E5E729E5D8AA76B3E --mojo-platform-channel-handle=2840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3696
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:436
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD539cedc6579e209b425ae74b0fc1264ea
SHA18f11f29791a95a978000e3b350bccbce5da7bab7
SHA256c15ebbb103372fb0166f9366b4f5b7a604618f4f9e2971a5c98a2afe151abcf7
SHA5125e81274a502efc42ce371446f37fe376145405a48baca1d0e36c9ba65f3a64b7ce98bb59fd34f93fbddd501c7d102d926fc2b9e04a52fbd81c50ac10b2223b0c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5