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Analysis
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max time kernel
115s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/08/2024, 02:24
Behavioral task
behavioral1
Sample
4bcaa601915844112fa0bb4cc0322250N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
4bcaa601915844112fa0bb4cc0322250N.pdf
Resource
win10v2004-20240802-en
General
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Target
4bcaa601915844112fa0bb4cc0322250N.pdf
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Size
33KB
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MD5
4bcaa601915844112fa0bb4cc0322250
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SHA1
5ac70bcf2c96f6adc6f718fd563749da42643f10
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SHA256
f312fba404c8965d40b2904f59a893511ac2f80a03e30f100a84348dc167ce8e
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SHA512
a873cdc1e9a45601664e92ec76366a95e0d3c4a272916ec8febf72de43b34d19569620a0f4ed84bac4e613a262946202b7971ca57c4b56e2f0abcda2db131cce
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SSDEEP
768:VPQANQsH/S2xziQTO9FHB13UCdTqksrzhmd6fCP3:VYAGSzzi13UCdh4zlfCP3
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 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 -
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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5080 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5080 wrote to memory of 924 5080 AcroRd32.exe 93 PID 5080 wrote to memory of 924 5080 AcroRd32.exe 93 PID 5080 wrote to memory of 924 5080 AcroRd32.exe 93 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 3996 924 RdrCEF.exe 94 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 RdrCEF.exe 95 PID 924 wrote to memory of 4368 924 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\4bcaa601915844112fa0bb4cc0322250N.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:5080 -
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:924 -
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=B2FCBC80F7B9EE4704DE6DFEB8435835 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3996
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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=A11A26FB4F7967D63D293369FB0BBA53 --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=A11A26FB4F7967D63D293369FB0BBA53 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4368
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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=BC68068DEE080744DC25D6ADCC7769E3 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3576
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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=42B0B222BE7C6AAC22A6996C7580D13D --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4008
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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=69AE44F8F5774104C1FD688A9800ABBD --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=69AE44F8F5774104C1FD688A9800ABBD --renderer-client-id=6 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1752
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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=B8FA31A50B2A1C7EAAB11E906A6AA100 --mojo-platform-channel-handle=2756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1560
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2660
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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 --field-trial-handle=3908,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:81⤵PID:2136
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD594f4565ace18c51efe6cd46607fa3a57
SHA140107ac4c75892efd7a79bcb9f3789ad7bcbd42f
SHA2560cb8f885b16aed037e300a0dd4d280977dcb780a7710eb4c3f5930025da3a427
SHA51287490b573469730cd02891a399262f2a3e97eaa9284771db628d3d7ba7d332186ee64b486ca5f8dc8a205d0fefed5bcfaa0f5b37854da28bf0e9b768883e32ec
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5