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Analysis
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max time kernel
147s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2023, 20:28
Behavioral task
behavioral1
Sample
NEAS.748e8638adec6decf2e74e0bb1d45be0.pdf
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.748e8638adec6decf2e74e0bb1d45be0.pdf
Resource
win10v2004-20230915-en
General
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Target
NEAS.748e8638adec6decf2e74e0bb1d45be0.pdf
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Size
512KB
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MD5
748e8638adec6decf2e74e0bb1d45be0
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SHA1
0fd95fee8cf6d6fcd758d44b41ffd2a41be3c384
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SHA256
cd8b2bdf10618c9832f3b9179cb44a8865f63150ee8bfd84547b69ed175212b8
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SHA512
4b695e0806c7ab3a03cd728a44bc0c95853737e5080211a6b734a5674568fd0915a33c209013dd36f5c157325d893d5831f52c9ae90b82ebfc5ceb3f2cac71e8
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SSDEEP
12288:Te4ZsMjspbn7EpYJINjaiCbC8bSZ1ZMrbjwjBRLK+df:TeOsMwBYJNjuhglRLrdf
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-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4640 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe 4640 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4640 wrote to memory of 3032 4640 AcroRd32.exe 92 PID 4640 wrote to memory of 3032 4640 AcroRd32.exe 92 PID 4640 wrote to memory of 3032 4640 AcroRd32.exe 92 PID 4640 wrote to memory of 4800 4640 AcroRd32.exe 96 PID 4640 wrote to memory of 4800 4640 AcroRd32.exe 96 PID 4640 wrote to memory of 4800 4640 AcroRd32.exe 96 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 1636 3032 RdrCEF.exe 97 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98 PID 3032 wrote to memory of 4340 3032 RdrCEF.exe 98
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\NEAS.748e8638adec6decf2e74e0bb1d45be0.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:4640 -
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:3032 -
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=32DCEFD7DB81D17741127D4360722C5F --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=32DCEFD7DB81D17741127D4360722C5F --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:1636
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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=84F3FAF81EBFD41B57DE24A7BA5E8BF4 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4340
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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=FF2FDF79A7DEB35ECE2F7F13DAC01877 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4188
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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=579D622AFE4D4EC365E13CFD0996CBFC --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=579D622AFE4D4EC365E13CFD0996CBFC --renderer-client-id=5 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job /prefetch:13⤵PID:4832
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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=327197721A00DF73C2A7206357E8447C --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2596
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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=D4F7EDEE53670D67E1190C0613EA3CDA --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3296
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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:4800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5fa232cfd0814c59b3afc571590ba4a94
SHA1697c49c2db0c43c196093ef60d3b043728463ca8
SHA256c119000241bdb218a5d1055bea4435ce11d536de3d055776089570023fde11bd
SHA512a5f16ac0451712a49e6f0e8a7d762522707d9abaa49ad476cf9f6d5d8789d00ee81c7b1c03e20a0ad0be348562e9f7810355ea3b33be198328030b3b9e8e0e1c
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e