Analysis
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max time kernel
100s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
02-05-2022 19:33
Behavioral task
behavioral1
Sample
66372ccb0cfff3bb5fd05096dcff77e745aa1b3378209294709599e8a965eb94.pdf
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
66372ccb0cfff3bb5fd05096dcff77e745aa1b3378209294709599e8a965eb94.pdf
Resource
win10v2004-20220414-en
General
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Target
66372ccb0cfff3bb5fd05096dcff77e745aa1b3378209294709599e8a965eb94.pdf
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Size
46KB
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MD5
66c788208057ce2cf859a4d205337618
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SHA1
74246187378b63722f3d1ff152eeb101821cb5c4
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SHA256
66372ccb0cfff3bb5fd05096dcff77e745aa1b3378209294709599e8a965eb94
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SHA512
9c171d48af7ffd003549c19aaada94ef23f1f8631ea8da27831620b50a8873ed0cab5300e095e850dbdfcd75129248b15a59f7756780607bacff3ac9388cfa84
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-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 4904 AdobeARM.exe 4904 AdobeARM.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3852 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 3852 AcroRd32.exe 4904 AdobeARM.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3852 wrote to memory of 2088 3852 AcroRd32.exe RdrCEF.exe PID 3852 wrote to memory of 2088 3852 AcroRd32.exe RdrCEF.exe PID 3852 wrote to memory of 2088 3852 AcroRd32.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5056 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 RdrCEF.exe RdrCEF.exe PID 2088 wrote to memory of 5000 2088 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\66372ccb0cfff3bb5fd05096dcff77e745aa1b3378209294709599e8a965eb94.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=FAE5034178F1C8EA11188C317CF002EA --mojo-platform-channel-handle=1740 --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=330E396AF67D941F8F9F17EE91CA94F0 --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=330E396AF67D941F8F9F17EE91CA94F0 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --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=4158290A57C92B84F93134D14E6158B9 --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=4158290A57C92B84F93134D14E6158B9 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --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=163EDC5C69C9ABC1458D2CD80EBF7C63 --mojo-platform-channel-handle=2436 --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=2307D78C773B7281030A6E292AD128E1 --mojo-platform-channel-handle=1856 --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=8676DC44F457BC137BCE5A9FCAE29688 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:32⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/912-154-0x0000000000000000-mapping.dmp
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memory/1028-140-0x0000000000000000-mapping.dmp
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memory/1508-151-0x0000000000000000-mapping.dmp
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memory/2088-130-0x0000000000000000-mapping.dmp
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memory/2200-145-0x0000000000000000-mapping.dmp
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memory/4904-153-0x0000000000000000-mapping.dmp
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memory/5000-135-0x0000000000000000-mapping.dmp
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memory/5056-132-0x0000000000000000-mapping.dmp
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memory/5076-148-0x0000000000000000-mapping.dmp