Analysis
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max time kernel
82s -
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
30-09-2022 13:31
Behavioral task
behavioral1
Sample
8cbcc22974e6fd04fdbe5e405d4893df6a6c667ba4aafb3b2963fede894a5c93.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8cbcc22974e6fd04fdbe5e405d4893df6a6c667ba4aafb3b2963fede894a5c93.pdf
Resource
win10v2004-20220812-en
General
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Target
8cbcc22974e6fd04fdbe5e405d4893df6a6c667ba4aafb3b2963fede894a5c93.pdf
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Size
916KB
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MD5
a242862f028b76e361dd3155df06ce71
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SHA1
089859130cf40858d0f42eb98f5772a9cfebe518
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SHA256
8cbcc22974e6fd04fdbe5e405d4893df6a6c667ba4aafb3b2963fede894a5c93
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SHA512
18f429886b914cc00c1c96318e34a83f4385078d7e663d20faf8107be95fb9dafe073de37f1b4c28c091f784c8a9f6141c821fc618c1da961109fbd35312a3fc
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SSDEEP
12288:q6XPBpF/pizF6Gaf6dq6aoqWo7rOrR00Kq/:qE9/pRGaf6r+76R0bI
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4984 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe 4984 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4984 wrote to memory of 4052 4984 AcroRd32.exe RdrCEF.exe PID 4984 wrote to memory of 4052 4984 AcroRd32.exe RdrCEF.exe PID 4984 wrote to memory of 4052 4984 AcroRd32.exe RdrCEF.exe PID 4984 wrote to memory of 1680 4984 AcroRd32.exe RdrCEF.exe PID 4984 wrote to memory of 1680 4984 AcroRd32.exe RdrCEF.exe PID 4984 wrote to memory of 1680 4984 AcroRd32.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4040 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 RdrCEF.exe RdrCEF.exe PID 4052 wrote to memory of 4464 4052 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\8cbcc22974e6fd04fdbe5e405d4893df6a6c667ba4aafb3b2963fede894a5c93.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=80A5BFEBD73D080B675956E571ED9927 --mojo-platform-channel-handle=1748 --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=9F1533D1B4BB25F4A3ADB789023C847D --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=9F1533D1B4BB25F4A3ADB789023C847D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --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=07B458ADE8A18DB32E3E593BFC6ADA36 --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=07B458ADE8A18DB32E3E593BFC6ADA36 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --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=CE04B9170DBB7A9F7232FBC90639EC43 --mojo-platform-channel-handle=2300 --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=BC1E31DDD3E3D28B780C5952CFD3F0DE --mojo-platform-channel-handle=1956 --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=B56B5022BD4170AEAA26FE437D785886 --mojo-platform-channel-handle=2652 --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" --backgroundcolor=165140432⤵
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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/1680-133-0x0000000000000000-mapping.dmp
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memory/2344-143-0x0000000000000000-mapping.dmp
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memory/3148-148-0x0000000000000000-mapping.dmp
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memory/4040-135-0x0000000000000000-mapping.dmp
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memory/4052-132-0x0000000000000000-mapping.dmp
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memory/4464-138-0x0000000000000000-mapping.dmp
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memory/4528-151-0x0000000000000000-mapping.dmp
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memory/4852-154-0x0000000000000000-mapping.dmp