Analysis
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max time kernel
120s -
max time network
142s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
17-12-2021 11:14
Behavioral task
behavioral1
Sample
speciment.pdf
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
speciment.pdf
Resource
win10-en-20211208
windows10_x64
0 signatures
0 seconds
General
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Target
speciment.pdf
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Size
60KB
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MD5
8189bc8fdbc82d23fa2739d94be36fe3
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SHA1
b3f69446f59ca51cb0bbca3a35045dbaafb377f9
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SHA256
4a78765b8c9d35ecbf739ed56e991db8fb692a4e6f3ed5ab7dbf9fcca148dd03
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SHA512
bcae9d413be18444aa95693bc9073ee307492af18cf307af4f9b09377074617ea8ba8c3902fc83aca9cf049f9720ab303619e02f77f6f0753c4c356fdfc3dbe8
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-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3788 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe 3788 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3788 wrote to memory of 428 3788 AcroRd32.exe RdrCEF.exe PID 3788 wrote to memory of 428 3788 AcroRd32.exe RdrCEF.exe PID 3788 wrote to memory of 428 3788 AcroRd32.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4276 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 RdrCEF.exe RdrCEF.exe PID 428 wrote to memory of 4252 428 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\speciment.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=EC3D8B547DA7509808396DC55528ABD2 --mojo-platform-channel-handle=1632 --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=A9E5B46D0CAF07742B7A7063716DF385 --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=A9E5B46D0CAF07742B7A7063716DF385 --renderer-client-id=2 --mojo-platform-channel-handle=1628 --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=19416CE9459980D5F89F81FA39A40453 --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=19416CE9459980D5F89F81FA39A40453 --renderer-client-id=4 --mojo-platform-channel-handle=2072 --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=1F4DCDC8CED4D41A7C1097259EC2BCCE --mojo-platform-channel-handle=2432 --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=E602C6C051D5BCC703E0CD430E9528A0 --mojo-platform-channel-handle=1764 --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=FBB7258D52B465157695E6AF41A464B6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/428-115-0x0000000000000000-mapping.dmp
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memory/436-138-0x0000000000000000-mapping.dmp
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memory/436-136-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB
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memory/436-137-0x0000000000B89000-0x0000000000B8A000-memory.dmpFilesize
4KB
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memory/1432-142-0x0000000000000000-mapping.dmp
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memory/1432-141-0x0000000000D36000-0x0000000000D37000-memory.dmpFilesize
4KB
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memory/1432-140-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB
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memory/2424-133-0x0000000000F71000-0x0000000000F72000-memory.dmpFilesize
4KB
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memory/2424-134-0x0000000000000000-mapping.dmp
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memory/2424-132-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB
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memory/4252-121-0x00000000007DE000-0x00000000007DF000-memory.dmpFilesize
4KB
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memory/4252-125-0x00000000000B0000-0x00000000000B1000-memory.dmpFilesize
4KB
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memory/4252-124-0x00000000000A0000-0x00000000000A1000-memory.dmpFilesize
4KB
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memory/4252-122-0x0000000000000000-mapping.dmp
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memory/4252-120-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB
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memory/4276-116-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB
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memory/4276-117-0x000000000119B000-0x000000000119C000-memory.dmpFilesize
4KB
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memory/4276-118-0x0000000000000000-mapping.dmp
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memory/4276-119-0x0000000000180000-0x0000000000181000-memory.dmpFilesize
4KB
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memory/4364-128-0x0000000000000000-mapping.dmp
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memory/4364-127-0x0000000000F2F000-0x0000000000F30000-memory.dmpFilesize
4KB
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memory/4364-126-0x0000000077062000-0x0000000077063000-memory.dmpFilesize
4KB