Analysis
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max time kernel
82s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2022 09:48
Behavioral task
behavioral1
Sample
download (21).pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
download (21).pdf
Resource
win10v2004-20220901-en
General
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Target
download (21).pdf
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Size
5.0MB
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MD5
56d68d232f2e1539afb9df0fa57df302
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SHA1
213c227d958c462b482e38155968d057b5e3e4eb
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SHA256
2d85abd5aba31e442cbbfd7f4423a4e1e250501a52a75d69c6bccf6f7115f076
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SHA512
2506aae4ed9c3116dfd581d94e4b103031f5ae65ad3ac74d395348d53c6287ccc53959c4cadc1514d42298c3de0313f3f0c8a16cfe337640cf783f4c16a7380a
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SSDEEP
98304:fYe9Ygx0FdwXcL0q6OAa6Sze/Lf6FBz/C7W5L6N+Rwht2cMYYul+8RdPGfxn6Jhx:fF9Xx0FcY0qvqLSr/C7W1Rwhtv+8k63x
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 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1140 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe 1140 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1140 wrote to memory of 5060 1140 AcroRd32.exe RdrCEF.exe PID 1140 wrote to memory of 5060 1140 AcroRd32.exe RdrCEF.exe PID 1140 wrote to memory of 5060 1140 AcroRd32.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3648 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 RdrCEF.exe RdrCEF.exe PID 5060 wrote to memory of 3848 5060 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\download (21).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=402981578796A778817F3CA276F7F0A7 --mojo-platform-channel-handle=1732 --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=45A1839B016A25951401C6FE46CB4C02 --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=45A1839B016A25951401C6FE46CB4C02 --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=562A40A18E8FD70B5325E06E21459518 --mojo-platform-channel-handle=2168 --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=83475A72D9860B1C5172418FE47CFD0D --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=83475A72D9860B1C5172418FE47CFD0D --renderer-client-id=5 --mojo-platform-channel-handle=2396 --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=6A9B7877E38E183AD3E2AEE93FD5B2B4 --mojo-platform-channel-handle=1836 --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=DBB1C6D006FC757E07250DEFC8437FD9 --mojo-platform-channel-handle=2176 --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/1128-142-0x0000000000000000-mapping.dmp
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memory/2512-145-0x0000000000000000-mapping.dmp
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memory/2788-153-0x0000000000000000-mapping.dmp
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memory/3108-150-0x0000000000000000-mapping.dmp
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memory/3648-134-0x0000000000000000-mapping.dmp
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memory/3848-137-0x0000000000000000-mapping.dmp
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memory/5060-132-0x0000000000000000-mapping.dmp