Analysis
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max time kernel
123s -
max time network
139s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
30-01-2022 15:03
Behavioral task
behavioral1
Sample
4ba7c0d32f870a1cea7ae630fc171a0f4c9b844a1f5f08bb322ee5e75713b93a.pdf
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
4ba7c0d32f870a1cea7ae630fc171a0f4c9b844a1f5f08bb322ee5e75713b93a.pdf
Resource
win10-en-20211208
General
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Target
4ba7c0d32f870a1cea7ae630fc171a0f4c9b844a1f5f08bb322ee5e75713b93a.pdf
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Size
67KB
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MD5
79b86fd8c0d427978e7f629eb5a271f1
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SHA1
dfe5648265e122c0575065aea18392320e0ed6e7
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SHA256
4ba7c0d32f870a1cea7ae630fc171a0f4c9b844a1f5f08bb322ee5e75713b93a
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SHA512
609a2deca00f87bb91a8731a4aaa7910bc1fe9c80a20015b1dedc5a380c7466355b4d9da12635a50fc5353b94fba20250cf2ec53b432ba81be7f3decdc8b2a2c
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-1-5-21-369956170-74428499-1628131376-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3308 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe 3308 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3308 wrote to memory of 3576 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 3576 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 3576 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 3716 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 3716 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 3716 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 728 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 728 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 728 3308 AcroRd32.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 368 728 RdrCEF.exe RdrCEF.exe PID 3308 wrote to memory of 2264 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 2264 3308 AcroRd32.exe RdrCEF.exe PID 3308 wrote to memory of 2264 3308 AcroRd32.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 RdrCEF.exe RdrCEF.exe PID 728 wrote to memory of 3580 728 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\4ba7c0d32f870a1cea7ae630fc171a0f4c9b844a1f5f08bb322ee5e75713b93a.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⤵
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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⤵
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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=A43BCCF3B80FB7D3252F8BE19894B3D1 --mojo-platform-channel-handle=1628 --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=83F359335BBF3F353441962B0D1514F1 --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=83F359335BBF3F353441962B0D1514F1 --renderer-client-id=2 --mojo-platform-channel-handle=1640 --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=890289DF8D69ADE8A9FA56173E0C96CD --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=890289DF8D69ADE8A9FA56173E0C96CD --renderer-client-id=4 --mojo-platform-channel-handle=2208 --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=07FBBD440EC899E82310ACBACA2445D0 --mojo-platform-channel-handle=2572 --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=854E2EE3E60429F597C4076C7ABE771D --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=AD48F91E8FAB07058A09035B4308C27E --mojo-platform-channel-handle=1620 --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/368-115-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB
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memory/1708-131-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB
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memory/1716-123-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB
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memory/3580-118-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB
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memory/3636-134-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB
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memory/3696-128-0x0000000077152000-0x0000000077153000-memory.dmpFilesize
4KB