Analysis
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max time kernel
148s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220331-en -
submitted
08-04-2022 14:21
Behavioral task
behavioral1
Sample
2fdd72f7dfcb9e78cd98312f1c82fbeb44b163f4b4fdea94456712263d4f7af3.pdf
Resource
win7-20220331-en
Behavioral task
behavioral2
Sample
2fdd72f7dfcb9e78cd98312f1c82fbeb44b163f4b4fdea94456712263d4f7af3.pdf
Resource
win10v2004-20220331-en
General
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Target
2fdd72f7dfcb9e78cd98312f1c82fbeb44b163f4b4fdea94456712263d4f7af3.pdf
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Size
85KB
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MD5
0dd6a0eb62d595a7e110f194c71aa9b7
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SHA1
0b8b75f82da938e39b415d81bbfac94eb41d66a9
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SHA256
2fdd72f7dfcb9e78cd98312f1c82fbeb44b163f4b4fdea94456712263d4f7af3
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SHA512
32682d6541f86fed82e8f233cde1b76722b2ae6d8e394274ff8ad712754e02bb28216ca46bbcf7183ca964a53f1321aeeeff07e127377ced647672332f1ae2cf
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-1-5-21-157025953-3125636059-437143553-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 2772 AdobeARM.exe 2772 AdobeARM.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4732 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 4732 AcroRd32.exe 2772 AdobeARM.exe 4732 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4732 wrote to memory of 3120 4732 AcroRd32.exe RdrCEF.exe PID 4732 wrote to memory of 3120 4732 AcroRd32.exe RdrCEF.exe PID 4732 wrote to memory of 3120 4732 AcroRd32.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4128 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 RdrCEF.exe RdrCEF.exe PID 3120 wrote to memory of 4276 3120 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\2fdd72f7dfcb9e78cd98312f1c82fbeb44b163f4b4fdea94456712263d4f7af3.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:4732 -
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:3120 -
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=057FEA0C70350B49DEAAFFB16F8D7F22 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4128
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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=47CFE8223B4D6D68F89EFF090EC487F1 --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=47CFE8223B4D6D68F89EFF090EC487F1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:4276
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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=65B4C600EBBE9EEA6AED04ED7D9AC2E4 --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=65B4C600EBBE9EEA6AED04ED7D9AC2E4 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:13⤵PID:100
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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=B71A8E2F8C72C631F2CD06CE0AFDFC2D --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4088
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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=C1221C1730755F3E5F9A0330544743A0 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2560
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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=EDA895A1E8E1AC35CFB09C6A919CB9AC --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2904
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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
PID:2772 -
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⤵PID:3844
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:308
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/100-134-0x0000000000000000-mapping.dmp
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memory/2560-142-0x0000000000000000-mapping.dmp
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memory/2772-147-0x0000000000000000-mapping.dmp
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memory/2904-145-0x0000000000000000-mapping.dmp
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memory/3120-124-0x0000000000000000-mapping.dmp
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memory/3844-148-0x0000000000000000-mapping.dmp
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memory/4088-139-0x0000000000000000-mapping.dmp
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memory/4128-126-0x0000000000000000-mapping.dmp
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memory/4276-129-0x0000000000000000-mapping.dmp