Analysis
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max time kernel
77s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-10-2022 04:42
Behavioral task
behavioral1
Sample
65e7f373c648c73c64fdff7bf343c578348af3215d66ea7137753c263bf8ff6b.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
65e7f373c648c73c64fdff7bf343c578348af3215d66ea7137753c263bf8ff6b.pdf
Resource
win10v2004-20220812-en
General
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Target
65e7f373c648c73c64fdff7bf343c578348af3215d66ea7137753c263bf8ff6b.pdf
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Size
1.1MB
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MD5
2a07655dcdfc7b45032075d0a4285d04
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SHA1
cee88bbd0de2beaa6b9d142da0d0a44042b4adfd
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SHA256
65e7f373c648c73c64fdff7bf343c578348af3215d66ea7137753c263bf8ff6b
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SHA512
3008e5489fd80305cc055d54ea62ef54bd8c64d389843d950355e88d51ab8945a7ec4d73a42f977a228aa78afc887900b7670e11a25499696c4d7ec485cfb4c1
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SSDEEP
24576:w+KHTEssuRwqUHM7c3Qc3AyawDeMKWxbcB7BaDuR2sNZ1A4pyZwk7HKRAMcum:ORwqwNKW5cFBKA2o84awkAAMk
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3320 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe 3320 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3320 wrote to memory of 1160 3320 AcroRd32.exe RdrCEF.exe PID 3320 wrote to memory of 1160 3320 AcroRd32.exe RdrCEF.exe PID 3320 wrote to memory of 1160 3320 AcroRd32.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4524 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 RdrCEF.exe RdrCEF.exe PID 1160 wrote to memory of 4584 1160 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\65e7f373c648c73c64fdff7bf343c578348af3215d66ea7137753c263bf8ff6b.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=E4D2C534241CF6E675596DA7E205CC6E --mojo-platform-channel-handle=1748 --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=9FB89339F940ACBDC841B8279111F4C4 --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=9FB89339F940ACBDC841B8279111F4C4 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --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=032427E13EF7022F91318F19912ACCF2 --mojo-platform-channel-handle=2316 --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=FA174587B1197B49A7AC708B99671532 --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=FA174587B1197B49A7AC708B99671532 --renderer-client-id=5 --mojo-platform-channel-handle=1728 --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=062A2B3619658E87EE276727328E9EC7 --mojo-platform-channel-handle=2336 --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=C230AEBB20E58BF38735FC73DF666E4A --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1160-132-0x0000000000000000-mapping.dmp
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memory/2168-150-0x0000000000000000-mapping.dmp
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memory/3548-142-0x0000000000000000-mapping.dmp
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memory/4512-153-0x0000000000000000-mapping.dmp
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memory/4524-134-0x0000000000000000-mapping.dmp
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memory/4584-137-0x0000000000000000-mapping.dmp
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memory/4936-145-0x0000000000000000-mapping.dmp