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Analysis
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max time kernel
142s -
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
31/12/2023, 14:08
Behavioral task
behavioral1
Sample
393618452bb5fe008327c6af4f56b547.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
393618452bb5fe008327c6af4f56b547.pdf
Resource
win10v2004-20231215-en
General
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Target
393618452bb5fe008327c6af4f56b547.pdf
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Size
43KB
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MD5
393618452bb5fe008327c6af4f56b547
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SHA1
9f57481369770ef218b28ead235e3b6ceb48217f
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SHA256
2ba6dbc982fb24bcc8e429f64b93469acc4608fca1dbb4b970a514bf5142987e
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SHA512
aade8962e5689fd34d0ed539981f8f9c940c8dbdc07d6db72422f18249013c498afdd6afd500b4d13c77be509ce100078e656a38dfc05a9ff8b1569bdad17cd6
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SSDEEP
768:JgGzpDKOyi5zrql51suOCTh7s3vUXros6UMdeNGsIAp5TNrNJGubJbLrrgrRpUcG:qGFmbi5qwCTltPTlGIbL0UcyAyOfA
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 20 IoCs
pid Process 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3956 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe 3956 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3956 wrote to memory of 4456 3956 AcroRd32.exe 89 PID 3956 wrote to memory of 4456 3956 AcroRd32.exe 89 PID 3956 wrote to memory of 4456 3956 AcroRd32.exe 89 PID 3956 wrote to memory of 1004 3956 AcroRd32.exe 90 PID 3956 wrote to memory of 1004 3956 AcroRd32.exe 90 PID 3956 wrote to memory of 1004 3956 AcroRd32.exe 90 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 2768 4456 RdrCEF.exe 91 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92 PID 4456 wrote to memory of 3196 4456 RdrCEF.exe 92
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\393618452bb5fe008327c6af4f56b547.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:3956 -
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:4456 -
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=1E00C2A5A1163767B01EA8C7C770235B --mojo-platform-channel-handle=1668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2768
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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=A69C1878BE9C6E3AC7DB7164AC38B8DC --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=A69C1878BE9C6E3AC7DB7164AC38B8DC --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3196
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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=7486B198F367049B36CF39CA0591C4B0 --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=7486B198F367049B36CF39CA0591C4B0 --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:13⤵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=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=6CA03B1CDA9A6C3D0D1D7E15E20E4F8E --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4724
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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=DAAFE1B589629C994C3A69A560465E80 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4176
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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=57FEE4F15C90CEFEAD9A246E79AF1C3F --mojo-platform-channel-handle=2500 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3416
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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:1004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD50d824275f056b396e7ce5e74c4209a9f
SHA14c4208edcd06b42e373cf3315c0f29d5be3b8db0
SHA256539ff2329bad07799b9affe04790287a3cae155b7e3399117327ca0d5376c345
SHA512ef0bb85c32310b92e1a426ffd2778d2a046856bfe1633d303768d95dfb00eebc22a36ab262055265eec8953d47a505a576da354ad52d0ff4b36c7b01af7fa1cb
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5