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Analysis
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max time kernel
156s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28/02/2024, 15:44
Behavioral task
behavioral1
Sample
ac3f6e10a7399ef5301ddda82e101aa9.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ac3f6e10a7399ef5301ddda82e101aa9.pdf
Resource
win10v2004-20240226-en
General
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Target
ac3f6e10a7399ef5301ddda82e101aa9.pdf
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Size
84KB
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MD5
ac3f6e10a7399ef5301ddda82e101aa9
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SHA1
f1323eaaed7c6294f48228c7134a8a3ef4fd1c77
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SHA256
b558d8ac1e3db28b52c0a78647c1b5185cf821774f024f8ac7372478642b059f
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SHA512
cf46ec7f477264a5306c15dc0f1b5433dc7e4ab1472e2ad092946984c7ce41a296f5b40a0a6a27ed2e977a9efeb6abc66962a0fbc161c6e409ef36fd9b2dcfdb
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SSDEEP
1536:q8CgVYBnkZl56UAIYSdtGQkzVoQ9+HfaZLtZxp57hs8VpqJwBrWHpOvbmDY56Wm/:OnkZlEIYSdIQcVh2aZ/Bu+pkAvD5UBl
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3828 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe 3828 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3828 wrote to memory of 4880 3828 AcroRd32.exe 98 PID 3828 wrote to memory of 4880 3828 AcroRd32.exe 98 PID 3828 wrote to memory of 4880 3828 AcroRd32.exe 98 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 2436 4880 RdrCEF.exe 99 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100 PID 4880 wrote to memory of 3468 4880 RdrCEF.exe 100
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\ac3f6e10a7399ef5301ddda82e101aa9.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:3828 -
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:4880 -
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=81BA8ECE58341C7C2D29EB8D3606A502 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2436
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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=37178370611879BAE7AD5BC37354F886 --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=37178370611879BAE7AD5BC37354F886 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:3468
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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=D552BDE494220494B141FC40653E2D6B --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=D552BDE494220494B141FC40653E2D6B --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:13⤵PID:3372
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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=CA1D3896A372E33AF3BDA052B5FD1A74 --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3748
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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=F848979D6D1B2CD7B85B2208479CEAA0 --mojo-platform-channel-handle=2824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2504
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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=FE0CA3F220C8AAFEB73F406B70BE0CA2 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2440
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1052
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3208 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:81⤵PID:5024
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD588736e52d2d6543192afe4c71ea73ee7
SHA15f4e4f0b37055048635f41266d3ada23c18262ac
SHA2566e2d1088ec479163e2486680f5e47512f2152cb29584f2a52bd99c04938d0482
SHA512bf4cce2a9f3a4eaa999aa8e2034e8375e9577c7a5692e6e53a94a0c7729c86b2aac0d4a5fb11b5606c578d65847c9a7bbb9f55235585a2066bd3710a4f00283c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5