Analysis
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max time kernel
61s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
18-10-2022 09:58
Behavioral task
behavioral1
Sample
922c1f372a8e5e58321a403ec7c24bc29f3e0718ce3a6a4f4e1a8ef57f4c9cb6.pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
922c1f372a8e5e58321a403ec7c24bc29f3e0718ce3a6a4f4e1a8ef57f4c9cb6.pdf
Resource
win10v2004-20220812-en
General
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Target
922c1f372a8e5e58321a403ec7c24bc29f3e0718ce3a6a4f4e1a8ef57f4c9cb6.pdf
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Size
13.6MB
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MD5
6c30508ca33759e1553be0900d039849
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SHA1
facb3c21e462a3003d9922cd36890333053938db
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SHA256
922c1f372a8e5e58321a403ec7c24bc29f3e0718ce3a6a4f4e1a8ef57f4c9cb6
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SHA512
a6c33f7e0103a039f5d8f8b55a98e6a67b668e65d9f8a1501ba267c664824cf30d557d4793bac59e39e57b7db4f3997f6cd49104abb88a38955ad36ad3013303
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SSDEEP
393216:60Ov9M9vnxCyTOeG4o8f3j/iUvwvDRKumVFy6uxyRDS:FO2nwyK8f3jiUQDRKdxu1
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 5100 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe 5100 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 5100 wrote to memory of 4240 5100 AcroRd32.exe RdrCEF.exe PID 5100 wrote to memory of 4240 5100 AcroRd32.exe RdrCEF.exe PID 5100 wrote to memory of 4240 5100 AcroRd32.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 2052 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 RdrCEF.exe RdrCEF.exe PID 4240 wrote to memory of 3928 4240 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\922c1f372a8e5e58321a403ec7c24bc29f3e0718ce3a6a4f4e1a8ef57f4c9cb6.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:5100 -
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:4240 -
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=0E270E75143DB4C9E54CD5315036A5CF --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2052
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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=0E5642AC3576000E062B2DFE8FFFF8BC --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=0E5642AC3576000E062B2DFE8FFFF8BC --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:3928
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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=76B45F5A310FEF81EC6AA3B14120196A --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:660
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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=798786204A2299A522D08E892862AFE7 --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=798786204A2299A522D08E892862AFE7 --renderer-client-id=5 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job /prefetch:13⤵PID:2992
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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=CFA8072DFE20B906E79A113D5E69D565 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3132
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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=6A4A56A5BC6DA9455C375BC84866D305 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4352
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1704
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/660-142-0x0000000000000000-mapping.dmp
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memory/2052-134-0x0000000000000000-mapping.dmp
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memory/2992-145-0x0000000000000000-mapping.dmp
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memory/3132-150-0x0000000000000000-mapping.dmp
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memory/3928-137-0x0000000000000000-mapping.dmp
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memory/4240-132-0x0000000000000000-mapping.dmp
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memory/4352-153-0x0000000000000000-mapping.dmp