Analysis
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max time kernel
90s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
21-10-2022 09:37
Behavioral task
behavioral1
Sample
b29fd3341c24084fe7088e5a7969cd27828e9bfbb06aed7a2e08cd244bf260c6.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
b29fd3341c24084fe7088e5a7969cd27828e9bfbb06aed7a2e08cd244bf260c6.pdf
Resource
win10v2004-20220901-en
General
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Target
b29fd3341c24084fe7088e5a7969cd27828e9bfbb06aed7a2e08cd244bf260c6.pdf
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Size
4.3MB
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MD5
6ebdae5c0db7d9eeea314544695463cd
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SHA1
38db2b043de337fba668e680bdbe6393e7fea1aa
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SHA256
b29fd3341c24084fe7088e5a7969cd27828e9bfbb06aed7a2e08cd244bf260c6
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SHA512
2284055080827ab5fb8aea3333fe609451473dca501e4d32cae3f3e7eba9fb20c6528ce5f6e838f50a1b11ca3596b3ab7b4ad19a98d03c51ce368401d0d6e5cf
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SSDEEP
98304:SZA7XMfW61eQpzHy6M4t5iQIyU+1oAV9athCTjVY2tMphCS6Y4e:XYlrzHy6JbP1J/i7/8e
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4956 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe 4956 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4956 wrote to memory of 2256 4956 AcroRd32.exe RdrCEF.exe PID 4956 wrote to memory of 2256 4956 AcroRd32.exe RdrCEF.exe PID 4956 wrote to memory of 2256 4956 AcroRd32.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 4732 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 RdrCEF.exe RdrCEF.exe PID 2256 wrote to memory of 408 2256 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\b29fd3341c24084fe7088e5a7969cd27828e9bfbb06aed7a2e08cd244bf260c6.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=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=47D1A345AB21F4D2A6E9F505157C3407 --mojo-platform-channel-handle=1736 --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=194E0E70BE5B0CAF600F7CA62AFE33F1 --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=194E0E70BE5B0CAF600F7CA62AFE33F1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=AB280E53C0ADCBB62F933AF323D03B4A --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=AB280E53C0ADCBB62F933AF323D03B4A --renderer-client-id=4 --mojo-platform-channel-handle=2280 --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=8303AFFC72155F2B1DB544F949BA2FC3 --mojo-platform-channel-handle=2424 --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=56E209322350EA2FA3D60EF656BDCE3B --mojo-platform-channel-handle=1856 --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=4CBB4BC9276229B952D0EC3C5FF2E809 --mojo-platform-channel-handle=2440 --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
Loading Replay Monitor...
Downloads
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memory/408-137-0x0000000000000000-mapping.dmp
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memory/1472-153-0x0000000000000000-mapping.dmp
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memory/1944-150-0x0000000000000000-mapping.dmp
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memory/2256-132-0x0000000000000000-mapping.dmp
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memory/3364-142-0x0000000000000000-mapping.dmp
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memory/4364-147-0x0000000000000000-mapping.dmp
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memory/4732-134-0x0000000000000000-mapping.dmp