Analysis
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max time kernel
145s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
10-10-2023 23:02
Static task
static1
Behavioral task
behavioral1
Sample
Customer-Support-Contacts-Brochure.pdf
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Customer-Support-Contacts-Brochure.pdf
Resource
win10v2004-20230915-en
General
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Target
Customer-Support-Contacts-Brochure.pdf
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Size
127KB
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MD5
dbadd7701f81d05a9b153dbc16c8966f
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SHA1
a651ef7c21528ad1922c4e14b3f518422a7e2cc7
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SHA256
26361aaee35dbda60d980f5eb5cbbb3977a1ed8cf251f5a99a4cf9b175556dbe
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SHA512
8865b8b7f2133d9290c78154531aab310cb31a58ed0eeb1bc1ef2de6338909678d2100231df038ffaab14d31fcc45bf358dff4e43fd3ad1cbc2c5b15fc5eb419
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SSDEEP
3072:ww5WSBRIuM5YXeFHYdaDbEpqLUzudqY06Df:F5ZIuxXeF4d53N6Df
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-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4500 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe 4500 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4500 wrote to memory of 4124 4500 AcroRd32.exe RdrCEF.exe PID 4500 wrote to memory of 4124 4500 AcroRd32.exe RdrCEF.exe PID 4500 wrote to memory of 4124 4500 AcroRd32.exe RdrCEF.exe PID 4500 wrote to memory of 1972 4500 AcroRd32.exe RdrCEF.exe PID 4500 wrote to memory of 1972 4500 AcroRd32.exe RdrCEF.exe PID 4500 wrote to memory of 1972 4500 AcroRd32.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 400 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 RdrCEF.exe RdrCEF.exe PID 4124 wrote to memory of 532 4124 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\Customer-Support-Contacts-Brochure.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:4500 -
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:4124 -
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=FCDDAA2AB70EEBCA3FEF1268E944A10D --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=FCDDAA2AB70EEBCA3FEF1268E944A10D --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:400
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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=D3B9245A423D6DCB29A248CDD65C495C --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:532
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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=F7AB2E7EBFE6D86BA67711B1FC72FCB5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4224
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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=F3A78DD963440091C5B47139ECEAE388 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4212
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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=CD27D9827009BF8FE5F9F64C7BF4A0E5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3812
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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=27289C029A81812E81053CB8B88EDD42 --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=27289C029A81812E81053CB8B88EDD42 --renderer-client-id=8 --mojo-platform-channel-handle=2068 --allow-no-sandbox-job /prefetch:13⤵PID:3292
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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:1972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5d45d60dd6c2faec6996e89f913b386e2
SHA17f49fc5a25d399d2e8b74388774f7c062ee8e435
SHA25619cd6a5271aba5a45c8885a0fcbe36ac1172f407f1fc03efa6f47b0e0861c7f3
SHA512cfe7ad1e5d869c6c8f718ebd52c99c5afe63e48fd7b0909b69444a0a9ca8f0a9bbae2dddebe212a41ed32bd4c041f0fbb5a986f6369b9a8d9bae4b431f9c7f1c
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e