Analysis
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max time kernel
77s -
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
05-10-2022 13:44
Behavioral task
behavioral1
Sample
efc14055117633a34851cc7c891515d4f5970e72a01d9de750d6034cbd6d2a7b.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
efc14055117633a34851cc7c891515d4f5970e72a01d9de750d6034cbd6d2a7b.pdf
Resource
win10v2004-20220812-en
General
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Target
efc14055117633a34851cc7c891515d4f5970e72a01d9de750d6034cbd6d2a7b.pdf
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Size
9KB
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MD5
c611ea6ab0862ec7527dccfaad5133aa
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SHA1
d27c2c7fc427809e5ef7c8a6ec03d02810721049
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SHA256
efc14055117633a34851cc7c891515d4f5970e72a01d9de750d6034cbd6d2a7b
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SHA512
c19be5bcd46a087ae282617cb364d6819a650bed7a209ca78e3f612816a67f96dc26088dfd9188141187bc6810504c8b9ac8b87bb2c625e66680ca1306420d96
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SSDEEP
192:nu9eDWTfiqTbbcABFrQs4qOW1sZd6ySP42+uH+204E0YQMCdE6M+2cElo:uJTaq7tBFrQsOp6ySP42VO4EhQMAM+J/
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 20 IoCs
Processes:
AcroRd32.exepid process 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2996 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe 2996 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2996 wrote to memory of 4748 2996 AcroRd32.exe RdrCEF.exe PID 2996 wrote to memory of 4748 2996 AcroRd32.exe RdrCEF.exe PID 2996 wrote to memory of 4748 2996 AcroRd32.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 1664 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 RdrCEF.exe RdrCEF.exe PID 4748 wrote to memory of 3244 4748 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\efc14055117633a34851cc7c891515d4f5970e72a01d9de750d6034cbd6d2a7b.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=932926BE37ADADF7359C2D501D8565D9 --mojo-platform-channel-handle=1744 --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=2DF900937FBE2C6EF9748F6546F6D025 --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=2DF900937FBE2C6EF9748F6546F6D025 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=DB15C21A229CE69C081957AFC4CE4601 --mojo-platform-channel-handle=2308 --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=4D8B66CDDA0F6F521E594C04698645E3 --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=4D8B66CDDA0F6F521E594C04698645E3 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --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=B76703B43D69BC118E0857F32B2D4F65 --mojo-platform-channel-handle=2432 --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=6C11E1D2AE06E7FEBF0B4937C0D0ADEC --mojo-platform-channel-handle=2404 --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
Loading Replay Monitor...
Downloads
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memory/1664-134-0x0000000000000000-mapping.dmp
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memory/1744-142-0x0000000000000000-mapping.dmp
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memory/3244-137-0x0000000000000000-mapping.dmp
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memory/3636-150-0x0000000000000000-mapping.dmp
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memory/4136-145-0x0000000000000000-mapping.dmp
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memory/4472-153-0x0000000000000000-mapping.dmp
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memory/4748-132-0x0000000000000000-mapping.dmp