Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2024 19:59
Behavioral task
behavioral1
Sample
7b24f58f16ba687e6034407742ee4cfe.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7b24f58f16ba687e6034407742ee4cfe.pdf
Resource
win10v2004-20231215-en
General
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Target
7b24f58f16ba687e6034407742ee4cfe.pdf
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Size
3KB
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MD5
7b24f58f16ba687e6034407742ee4cfe
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SHA1
a1293ead69d5e1c82a8932819fd263d23647366f
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SHA256
7f88f439cc6ac3aa209dbf28aa165cc53dcbd2adb8dd9784a10fd7f0314308b4
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SHA512
56097adceda1fd2e41e6c6511bd77b6e43c95d3379a535c6d9b8e2d269a790f77f932b69acab3baec7d1f4d6e0d46a21274bebf36046c48cdf63d91c4b27fa90
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.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription 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
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3132 wrote to memory of 468 3132 AcroRd32.exe RdrCEF.exe PID 3132 wrote to memory of 468 3132 AcroRd32.exe RdrCEF.exe PID 3132 wrote to memory of 468 3132 AcroRd32.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 4752 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe PID 468 wrote to memory of 640 468 RdrCEF.exe RdrCEF.exe
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\7b24f58f16ba687e6034407742ee4cfe.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:3132 -
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:468 -
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=D5F0FE57AB509C47C44D0EF3BACB0A35 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4752
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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=84930B2E06C47B1990337814AA0C6064 --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=84930B2E06C47B1990337814AA0C6064 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:640
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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=E0A44AE72D38A254A7340FD9DA612363 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1148
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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=182372B3187DADDF267E8B0A9CFE594B --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=182372B3187DADDF267E8B0A9CFE594B --renderer-client-id=5 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:13⤵PID:2556
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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=746692FC8AAF24FD67E62D722BE5A073 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3456
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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=1A9098D7FCE05DB2C8696860080C4D83 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2632
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2532
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD53c34263198bd5a7bc6f73a5067c935c4
SHA180b260b12ddc315729ee97047d4e35fe15f2ef6c
SHA256d2e9a0a958f531a7b2d0a15804a1dba3fbd8c473382d232f9a364440e80a56e8
SHA512684d302b7609a6eef160ff2644a08793deacb22240f2b46b2724f3b0cf5e3b71b3597b48c5acf9683370fbe340150b4bf42477088462f1128b2c97f63b30b4f6
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5