Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
21-01-2022 21:32
Behavioral task
behavioral1
Sample
386c8ec241be925807720d036ea3372878ce9eb73e872e9f299d9ab27cd3baf0.pdf
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
386c8ec241be925807720d036ea3372878ce9eb73e872e9f299d9ab27cd3baf0.pdf
Resource
win10-en-20211208
General
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Target
386c8ec241be925807720d036ea3372878ce9eb73e872e9f299d9ab27cd3baf0.pdf
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Size
24KB
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MD5
bbb040251695b676a319e4d095bbd04d
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SHA1
ba6532fa069f21755f1dfc7b7c19dc59ccdf0026
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SHA256
386c8ec241be925807720d036ea3372878ce9eb73e872e9f299d9ab27cd3baf0
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SHA512
0348dad37d9bee0c732ec30fa048c8550b63dbc696614839e6f8b46bb2958edd0c0a4e71ad6264f1bc492ebfc5351465551602e8d9099e621cdfbcf2b0275e6e
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-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2764 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe 2764 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2764 wrote to memory of 3832 2764 AcroRd32.exe RdrCEF.exe PID 2764 wrote to memory of 3832 2764 AcroRd32.exe RdrCEF.exe PID 2764 wrote to memory of 3832 2764 AcroRd32.exe RdrCEF.exe PID 2764 wrote to memory of 988 2764 AcroRd32.exe RdrCEF.exe PID 2764 wrote to memory of 988 2764 AcroRd32.exe RdrCEF.exe PID 2764 wrote to memory of 988 2764 AcroRd32.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 2996 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 RdrCEF.exe RdrCEF.exe PID 3832 wrote to memory of 3700 3832 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\386c8ec241be925807720d036ea3372878ce9eb73e872e9f299d9ab27cd3baf0.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=4BDDC8CBEF18E755E6789BBD5430B3B8 --mojo-platform-channel-handle=1648 --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=795386FC275C741F350B156CEDD4C09C --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=795386FC275C741F350B156CEDD4C09C --renderer-client-id=2 --mojo-platform-channel-handle=1656 --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=FD1DBB65F50E9BC7E73FA0275B25A790 --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=FD1DBB65F50E9BC7E73FA0275B25A790 --renderer-client-id=4 --mojo-platform-channel-handle=2092 --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=ABA7E3017A1E0977080D49BEB3766B69 --mojo-platform-channel-handle=2484 --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=E8F9E9E4672F4C22848DFA2384A59999 --mojo-platform-channel-handle=2028 --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=6CE6D49A55A3B69AA1C034C26FAF5CF1 --mojo-platform-channel-handle=2488 --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⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1264-134-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB
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memory/1640-128-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB
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memory/1828-123-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB
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memory/2548-131-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB
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memory/2996-115-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB
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memory/3700-118-0x0000000077D92000-0x0000000077D93000-memory.dmpFilesize
4KB