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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 11:38
Behavioral task
behavioral1
Sample
1753d418aebe6d3b30db64d432adc1f5.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
1753d418aebe6d3b30db64d432adc1f5.pdf
Resource
win10v2004-20231215-en
General
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Target
1753d418aebe6d3b30db64d432adc1f5.pdf
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Size
74KB
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MD5
1753d418aebe6d3b30db64d432adc1f5
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SHA1
7e6044ec49a686e5067fc24eec1aaec208aed5b6
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SHA256
1b0d4b022cd179ed3260f20b45fae75c0b1fd56eced2cc03ee2f6f0329bfdae4
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SHA512
5b095d86b55313cdde45cf5e9ae7a0e59a245940d74bda679e9c58327471291b9829ae0d82d7e6c830a5c6a8158012a5e3d5df09c82c48db87cc9df3bf2ae88f
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SSDEEP
1536:gmYuBV5m9B214SEnoWkN25zpppwA5sN6aUO/mfpht6wa3dh:No9B84SEnlp5sNSOOhHvaf
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 972 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 972 wrote to memory of 3692 972 AcroRd32.exe 94 PID 972 wrote to memory of 3692 972 AcroRd32.exe 94 PID 972 wrote to memory of 3692 972 AcroRd32.exe 94 PID 972 wrote to memory of 3476 972 AcroRd32.exe 97 PID 972 wrote to memory of 3476 972 AcroRd32.exe 97 PID 972 wrote to memory of 3476 972 AcroRd32.exe 97 PID 972 wrote to memory of 2852 972 AcroRd32.exe 98 PID 972 wrote to memory of 2852 972 AcroRd32.exe 98 PID 972 wrote to memory of 2852 972 AcroRd32.exe 98 PID 972 wrote to memory of 996 972 AcroRd32.exe 100 PID 972 wrote to memory of 996 972 AcroRd32.exe 100 PID 972 wrote to memory of 996 972 AcroRd32.exe 100 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4280 2852 RdrCEF.exe 101 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102 PID 2852 wrote to memory of 4400 2852 RdrCEF.exe 102
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\1753d418aebe6d3b30db64d432adc1f5.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:972 -
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⤵PID:3692
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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" --backgroundcolor=165140432⤵PID:3476
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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" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
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=A6709A64D8696CD3ECCDE262AD1DAD65 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4280
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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=21C36DF88D2B86ED5152FAA49AF978DA --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=21C36DF88D2B86ED5152FAA49AF978DA --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:4400
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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=633167F43BF6B3A61352BBADF8A86573 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4920
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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=C4843DD94B184D2FB7C9A8D94B80A913 --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=C4843DD94B184D2FB7C9A8D94B80A913 --renderer-client-id=5 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job /prefetch:13⤵PID:956
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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=AEF6C08551AF2F54E0E7145376A08DC9 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4888
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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=D9D6708B12B39192C66D00C369058224 --mojo-platform-channel-handle=2200 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:788
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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" --backgroundcolor=165140432⤵PID:996
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5b41c03d06c43770ab339132ed79a1437
SHA1b181ab4bdfc1200ab823eeaa14d6f17a84ead119
SHA256b2661a16a2d4ba6069faf6f22f0cb5bd1c2554a5265aab461847e8b6b1495e47
SHA5121a1c83f1157ca0bbeccab1d4e8567ffdb7743f6152221b691023980f2358e4cb8303e1045d762a946eae4a05084024f27431b51f8f08a476f9a5a331af37e809
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e