Analysis
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max time kernel
132s -
max time network
153s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
29-10-2021 19:12
Behavioral task
behavioral1
Sample
xorfyvz926 b.ncl926 zfsyofc.y926 xbic.d926 sxp.926 ajfelmg926 d.eqnjyrc926 v.epmgghu926 yt.kwpgn926.pdf
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
xorfyvz926 b.ncl926 zfsyofc.y926 xbic.d926 sxp.926 ajfelmg926 d.eqnjyrc926 v.epmgghu926 yt.kwpgn926.pdf
Resource
win10-en-20210920
General
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Target
xorfyvz926 b.ncl926 zfsyofc.y926 xbic.d926 sxp.926 ajfelmg926 d.eqnjyrc926 v.epmgghu926 yt.kwpgn926.pdf
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Size
193KB
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MD5
abf2f5a33dc27921014f78bff347f9cd
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SHA1
837544c33d9d885366179c90dea02a22f1e008ee
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SHA256
82ff69727e1537e6b6b18a69fd0159a3e4a89eeb804f099be8ca8d530ebf75d0
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SHA512
256eeb92cad9d81bf529c907ae625004bda924430a675519866cabf057ceb9754fbd241aaae48e02860482ac346b9c9fe78a1967699ce6d77476004416f3432a
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 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3364 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe 3364 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3364 wrote to memory of 1248 3364 AcroRd32.exe RdrCEF.exe PID 3364 wrote to memory of 1248 3364 AcroRd32.exe RdrCEF.exe PID 3364 wrote to memory of 1248 3364 AcroRd32.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 3516 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 RdrCEF.exe RdrCEF.exe PID 1248 wrote to memory of 1040 1248 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\xorfyvz926 b.ncl926 zfsyofc.y926 xbic.d926 sxp.926 ajfelmg926 d.eqnjyrc926 v.epmgghu926 yt.kwpgn926.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=8A533D6EC607E0C419975E7B19F0F2CB --mojo-platform-channel-handle=1636 --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=E2ACE1F40B3E7140C5222FD63269BD8D --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=E2ACE1F40B3E7140C5222FD63269BD8D --renderer-client-id=2 --mojo-platform-channel-handle=1644 --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=0FB6D9BF6CE775B2A8ABA28983F02158 --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=0FB6D9BF6CE775B2A8ABA28983F02158 --renderer-client-id=4 --mojo-platform-channel-handle=2084 --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=CD7825F26A54663B9846CA5A05FD8602 --mojo-platform-channel-handle=2580 --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=2139FD655BC97711821AD794FBD60D5B --mojo-platform-channel-handle=1652 --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=CB2F1C94B82FD8C184749904D29665F7 --mojo-platform-channel-handle=2600 --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/972-128-0x0000000000000000-mapping.dmp
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memory/972-126-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/972-127-0x0000000000965000-0x0000000000966000-memory.dmpFilesize
4KB
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memory/1040-121-0x000000000157E000-0x000000000157F000-memory.dmpFilesize
4KB
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memory/1040-119-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/1040-122-0x0000000000000000-mapping.dmp
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memory/1040-124-0x00000000014C0000-0x00000000014C1000-memory.dmpFilesize
4KB
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memory/1040-125-0x0000000001590000-0x0000000001591000-memory.dmpFilesize
4KB
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memory/1248-115-0x0000000000000000-mapping.dmp
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memory/1928-136-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/1928-137-0x00000000009F5000-0x00000000009F6000-memory.dmpFilesize
4KB
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memory/1928-138-0x0000000000000000-mapping.dmp
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memory/2336-134-0x0000000000000000-mapping.dmp
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memory/2336-133-0x000000000157C000-0x000000000157D000-memory.dmpFilesize
4KB
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memory/2336-132-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/2948-140-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/2948-141-0x00000000014BC000-0x00000000014BD000-memory.dmpFilesize
4KB
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memory/2948-142-0x0000000000000000-mapping.dmp
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memory/3516-116-0x0000000077EA2000-0x0000000077EA3000-memory.dmpFilesize
4KB
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memory/3516-117-0x00000000014BD000-0x00000000014BE000-memory.dmpFilesize
4KB
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memory/3516-118-0x0000000000000000-mapping.dmp
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memory/3516-120-0x0000000000080000-0x0000000000081000-memory.dmpFilesize
4KB