Analysis
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max time kernel
95s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-10-2022 11:23
Behavioral task
behavioral1
Sample
faxpkt.pdf
Resource
win10v2004-20220812-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
faxpkt.pdf
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Size
93KB
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MD5
243da19ca75127aacfc4517699bae74d
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SHA1
b2bf2fc5be015b855529c85f38486490a2c1eab3
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SHA256
46a6c27001dd12a4f6e9f4547e8c49d5ea259fed10d01767368a4f07e0dcc9de
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SHA512
ba8b0e2a24781c05d9115c52a3bde763c80ce195a2210cf64af768f27b484386cd347e074dce2c3c29ff274eacc8499bab26b6d044c913f45af847f3a30dd96e
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SSDEEP
1536:///4l2pHUnDb/3XY34T4W8w4OMnxTpimurGM5mHcdfpZ/fU4299:wl2OnDT3XY+P4L9QmurGLHSr32/
Score
1/10
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 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4928 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe 4928 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4928 wrote to memory of 4464 4928 AcroRd32.exe RdrCEF.exe PID 4928 wrote to memory of 4464 4928 AcroRd32.exe RdrCEF.exe PID 4928 wrote to memory of 4464 4928 AcroRd32.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 3748 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 RdrCEF.exe RdrCEF.exe PID 4464 wrote to memory of 2120 4464 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\faxpkt.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=B2DAAC34E4B5B47BB5C1334D77E2E9F5 --mojo-platform-channel-handle=1744 --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=09292782FCA01620E228B39C2A40AC9B --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=09292782FCA01620E228B39C2A40AC9B --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=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=9853840E31B39281687706564EBA2872 --mojo-platform-channel-handle=2192 --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=656D3158AC28A93F5F15B2BF5DE2A10B --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=656D3158AC28A93F5F15B2BF5DE2A10B --renderer-client-id=5 --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=F540A67FE1EA7DA107F91AD82C6C4380 --mojo-platform-channel-handle=1892 --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=55017113023BD2F8A592E1C37071028E --mojo-platform-channel-handle=2676 --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/1704-153-0x0000000000000000-mapping.dmp
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memory/2120-137-0x0000000000000000-mapping.dmp
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memory/3180-142-0x0000000000000000-mapping.dmp
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memory/3636-145-0x0000000000000000-mapping.dmp
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memory/3748-134-0x0000000000000000-mapping.dmp
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memory/3872-150-0x0000000000000000-mapping.dmp
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memory/4464-132-0x0000000000000000-mapping.dmp