Analysis
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max time kernel
76s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-10-2022 06:59
Behavioral task
behavioral1
Sample
94b8bbb70eacc08668612255002aeba40b4d8a630f129d6ebd972a690fd3e468.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
94b8bbb70eacc08668612255002aeba40b4d8a630f129d6ebd972a690fd3e468.pdf
Resource
win10v2004-20220812-en
General
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Target
94b8bbb70eacc08668612255002aeba40b4d8a630f129d6ebd972a690fd3e468.pdf
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Size
503KB
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MD5
f65246d69397acd558da4aa36e053298
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SHA1
1bada8e1f54c46338d0082a445414233e7db3e52
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SHA256
94b8bbb70eacc08668612255002aeba40b4d8a630f129d6ebd972a690fd3e468
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SHA512
a33e1eda218597914a10373aed7293b1f0f059897a09171753b006085ad857c471b0e5d9c7706ca1f6c39b5a89edfd38b335472bc4450b0b45c7164ceb209a66
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SSDEEP
12288:RAB25TDNt0yhbxNyhZgXkQ+5nqnLAKXZXgYy:e859tXbTyhzmLZQYy
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4512 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe 4512 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4512 wrote to memory of 4844 4512 AcroRd32.exe RdrCEF.exe PID 4512 wrote to memory of 4844 4512 AcroRd32.exe RdrCEF.exe PID 4512 wrote to memory of 4844 4512 AcroRd32.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 2420 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 RdrCEF.exe RdrCEF.exe PID 4844 wrote to memory of 3596 4844 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\94b8bbb70eacc08668612255002aeba40b4d8a630f129d6ebd972a690fd3e468.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:4512 -
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:4844 -
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=24F5FD88B6AA0DCC3A18D31AFAAF928E --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=24F5FD88B6AA0DCC3A18D31AFAAF928E --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:2420
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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=9FDC963EE83EBC373F0691FF2263ADA2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3596
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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=4D8E10A7DB6F35DD57842C6C1040B669 --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=4D8E10A7DB6F35DD57842C6C1040B669 --renderer-client-id=4 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:13⤵PID:2892
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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=B5989E61074E877D89A642A4F6E4FA7B --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4580
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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=2AF0A1E8DEC736A90067FCF6F53A556C --mojo-platform-channel-handle=2088 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3880
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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=B02E24FCF1E5517B5B7770E1B8A91508 --mojo-platform-channel-handle=2028 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3672
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2188
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/2420-134-0x0000000000000000-mapping.dmp
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memory/2892-142-0x0000000000000000-mapping.dmp
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memory/3596-137-0x0000000000000000-mapping.dmp
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memory/3672-153-0x0000000000000000-mapping.dmp
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memory/3880-150-0x0000000000000000-mapping.dmp
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memory/4580-145-0x0000000000000000-mapping.dmp
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memory/4844-132-0x0000000000000000-mapping.dmp