Analysis
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max time kernel
25s -
max time network
27s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28-10-2022 16:17
Behavioral task
behavioral1
Sample
INV-003476.pdf
Resource
win7-20220901-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
INV-003476.pdf
Resource
win10v2004-20220812-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
INV-003476.pdf
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Size
31KB
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MD5
67da3511bf00ce4ca6c731137e86152a
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SHA1
3d41e5d3a2f25adc15192b62ec729863587c088c
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SHA256
00eecb8af8d2648626e1a2661586601823e8d7faa1dd7d99a1a2ebba4e5c4ea0
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SHA512
a233490d85fffb6edcf4110d0bb2fa2966a892939a54df3e6069fa277e92c79b2e934ab649f3a140eb719f1914df04ea61acf6509be0f74ccec349325c6f0d7c
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SSDEEP
768:s9mvJwh1Kb0sqIIHVPq+b/N97jkfcQbpOiRyvh:5hwzKYssHVPq+zD7gBbwjh
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3132 wrote to memory of 3444 3132 AcroRd32.exe RdrCEF.exe PID 3132 wrote to memory of 3444 3132 AcroRd32.exe RdrCEF.exe PID 3132 wrote to memory of 3444 3132 AcroRd32.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 796 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 3380 3444 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\INV-003476.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:3132 -
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:3444 -
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=E0BB9255D949FFF3B252E00147B481ED --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:796
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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=80D16698D7CF0D8393DE00B393F38313 --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=80D16698D7CF0D8393DE00B393F38313 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:3380
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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=1C7E9DB9F7B66E1463F565FF5E525B5C --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=1C7E9DB9F7B66E1463F565FF5E525B5C --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:13⤵PID:3216
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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=5F68AFA84A457DCE4F3C85B21DC9F863 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2848
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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=68B8DD5E4BCC181A0EBFC67CE033DEF1 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4280
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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=0728C7125B50A9AFD9D76DAE31F0A639 --mojo-platform-channel-handle=2116 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:892
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4916
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/796-134-0x0000000000000000-mapping.dmp
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memory/892-153-0x0000000000000000-mapping.dmp
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memory/2848-147-0x0000000000000000-mapping.dmp
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memory/3216-142-0x0000000000000000-mapping.dmp
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memory/3380-137-0x0000000000000000-mapping.dmp
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memory/3444-132-0x0000000000000000-mapping.dmp
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memory/4280-150-0x0000000000000000-mapping.dmp