Analysis
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max time kernel
110s -
max time network
142s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
31-10-2021 19:07
Behavioral task
behavioral1
Sample
67505894229p *9860*3085p 3*9172p 09748*5p 5173420p 1*88.pdf
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
67505894229p *9860*3085p 3*9172p 09748*5p 5173420p 1*88.pdf
Resource
win10-en-20210920
General
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Target
67505894229p *9860*3085p 3*9172p 09748*5p 5173420p 1*88.pdf
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Size
115KB
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MD5
597d5ec0adc583114ce88c90419c2734
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SHA1
e2ca257d495056f9aed35ce9bc579f8be0be50d6
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SHA256
49a422780618290f3bae86f907a7f06cb62ba19ecdb2d5a19247badd1873ddd1
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SHA512
5e8aa78ba42f07af9091a4d1b7f63dd22836e45a4b6f6aea16fc48bc95d33838f695ce80d2a77e40867252ffc58a3cc473be28451316667788cd8b05d54bae70
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-1-5-21-2481030822-2828258191-1606198294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2844 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2844 wrote to memory of 1340 2844 AcroRd32.exe RdrCEF.exe PID 2844 wrote to memory of 1340 2844 AcroRd32.exe RdrCEF.exe PID 2844 wrote to memory of 1340 2844 AcroRd32.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 3396 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 RdrCEF.exe RdrCEF.exe PID 1340 wrote to memory of 1360 1340 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\67505894229p _9860_3085p 3_9172p 09748_5p 5173420p 1_88.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:2844 -
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:1340 -
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=B42AE275A5DBE889D96EEB668CAE917F --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=B42AE275A5DBE889D96EEB668CAE917F --renderer-client-id=2 --mojo-platform-channel-handle=1632 --allow-no-sandbox-job /prefetch:13⤵PID:3396
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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=C5ADB1289C0A0DA92C2F53EC4638B672 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1360
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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=3DC7A97F04568C1B55E4FE7810358C37 --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=3DC7A97F04568C1B55E4FE7810358C37 --renderer-client-id=4 --mojo-platform-channel-handle=2080 --allow-no-sandbox-job /prefetch:13⤵PID:192
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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=AF7F418C209A41F66A0B3DE04AE3978C --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1432
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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=327D792CFCA71A9EAA89CD947E2CE632 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1540
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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=793CECF9779614D73CF08BEB36FDFDC8 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2128
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/192-128-0x0000000000000000-mapping.dmp
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memory/192-126-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/192-127-0x0000000000BBA000-0x0000000000BBB000-memory.dmpFilesize
4KB
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memory/1340-115-0x0000000000000000-mapping.dmp
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memory/1360-121-0x0000000000BD7000-0x0000000000BD8000-memory.dmpFilesize
4KB
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memory/1360-119-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/1360-124-0x0000000000000000-mapping.dmp
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memory/1432-132-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/1432-134-0x0000000000000000-mapping.dmp
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memory/1432-133-0x0000000000F76000-0x0000000000F77000-memory.dmpFilesize
4KB
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memory/1540-137-0x0000000000FC8000-0x0000000000FC9000-memory.dmpFilesize
4KB
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memory/1540-136-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/1540-138-0x0000000000000000-mapping.dmp
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memory/2128-140-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/2128-141-0x00000000007B2000-0x00000000007B3000-memory.dmpFilesize
4KB
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memory/2128-142-0x0000000000000000-mapping.dmp
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memory/3396-117-0x0000000000B54000-0x0000000000B55000-memory.dmpFilesize
4KB
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memory/3396-116-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/3396-118-0x0000000000000000-mapping.dmp
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memory/3396-123-0x0000000000B70000-0x0000000000B71000-memory.dmpFilesize
4KB
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memory/3396-122-0x00000000007A0000-0x00000000007A1000-memory.dmpFilesize
4KB
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memory/3396-120-0x0000000000780000-0x0000000000781000-memory.dmpFilesize
4KB