Analysis
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max time kernel
76s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2022 03:02
Behavioral task
behavioral1
Sample
7cf8ca9dee5d27784a5f2462e20bcd15d05f2e442f258ba8d8820b14aeb34dfe.pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
7cf8ca9dee5d27784a5f2462e20bcd15d05f2e442f258ba8d8820b14aeb34dfe.pdf
Resource
win10v2004-20220812-en
General
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Target
7cf8ca9dee5d27784a5f2462e20bcd15d05f2e442f258ba8d8820b14aeb34dfe.pdf
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Size
585KB
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MD5
74967233c5f51cd0932ff6556933b76a
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SHA1
a0817c0adb0ebe1c4abce2d271c8318645c71b3d
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SHA256
7cf8ca9dee5d27784a5f2462e20bcd15d05f2e442f258ba8d8820b14aeb34dfe
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SHA512
d8ea0823cbb3e39d0f7dccb96814bedc736d3dea0271b2025684f1e0c9df2d9e2380e0bde10d02323ae73349af17b3a538df58b3386de807aa44d6b90b76f46a
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SSDEEP
12288:rEh+qZ9HjvmVoIza4xMiFe+pt4T5qQwy9RW1ZHZHHUb:ro9Qr+4ZDj4vCH1Hs
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4032 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe 4032 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4032 wrote to memory of 4376 4032 AcroRd32.exe RdrCEF.exe PID 4032 wrote to memory of 4376 4032 AcroRd32.exe RdrCEF.exe PID 4032 wrote to memory of 4376 4032 AcroRd32.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 2788 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 RdrCEF.exe RdrCEF.exe PID 4376 wrote to memory of 3148 4376 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\7cf8ca9dee5d27784a5f2462e20bcd15d05f2e442f258ba8d8820b14aeb34dfe.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
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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
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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=8CE9BAFEDD58EC81AE38B6BD99DAF67F --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=1 --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=8CE9BAFEDD58EC81AE38B6BD99DAF67F --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
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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=B99415FBC7CB8BB7BDF8BF1906FEDAD1 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=97E666CDA6BAA7B0287030E592977332 --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=1 --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=97E666CDA6BAA7B0287030E592977332 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:13⤵
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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=1FE2ECC9775D6E4FEE8CA84E8F540CB5 --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=456B7B78A939AB2213E6FFB4A769CC80 --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=53E9EC1D04641422B73AD67D25312EA8 --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/756-147-0x0000000000000000-mapping.dmp
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memory/1368-150-0x0000000000000000-mapping.dmp
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memory/1540-142-0x0000000000000000-mapping.dmp
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memory/2788-134-0x0000000000000000-mapping.dmp
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memory/3148-137-0x0000000000000000-mapping.dmp
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memory/4272-153-0x0000000000000000-mapping.dmp
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memory/4376-132-0x0000000000000000-mapping.dmp