Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 04:06
Behavioral task
behavioral1
Sample
cbca735ff0b10739b840becb3737c38085bc07c645d7614d56fdb716987e2fe3.pdf
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
cbca735ff0b10739b840becb3737c38085bc07c645d7614d56fdb716987e2fe3.pdf
Resource
win10v2004-20220414-en
General
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Target
cbca735ff0b10739b840becb3737c38085bc07c645d7614d56fdb716987e2fe3.pdf
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Size
10KB
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MD5
f67aed895a5ce40f0d6f7e1f743f969b
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SHA1
1eef182afe0b06e7ae9f1e88a68b104d7270d639
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SHA256
cbca735ff0b10739b840becb3737c38085bc07c645d7614d56fdb716987e2fe3
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SHA512
2cc70f749203b04494912b153cd16ee32a36f6d0aca617978fed32202448f2716f79901a3e7df42b4e5d164f6ff96037498887c9d55e65d07444356fd97acbb4
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-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 420 AdobeARM.exe 420 AdobeARM.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1056 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 1056 AcroRd32.exe 420 AdobeARM.exe 1056 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1056 wrote to memory of 4132 1056 AcroRd32.exe RdrCEF.exe PID 1056 wrote to memory of 4132 1056 AcroRd32.exe RdrCEF.exe PID 1056 wrote to memory of 4132 1056 AcroRd32.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2572 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 RdrCEF.exe RdrCEF.exe PID 4132 wrote to memory of 2208 4132 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\cbca735ff0b10739b840becb3737c38085bc07c645d7614d56fdb716987e2fe3.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=C5A58FBFA4F125340D2262EA572243A7 --mojo-platform-channel-handle=1756 --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=26B903911A6E440712F42798E798424B --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=26B903911A6E440712F42798E798424B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --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=B12BF8C3DECB834487F2F751C03DE218 --mojo-platform-channel-handle=2324 --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=79EB8118C1A6916B886E7260ADA950A2 --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=79EB8118C1A6916B886E7260ADA950A2 --renderer-client-id=5 --mojo-platform-channel-handle=2332 --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=23A455DAE5676D4AAFAECD14E3AA597B --mojo-platform-channel-handle=1936 --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=9C6781AFBF7FBE6C6351FAE14BCB568C --mojo-platform-channel-handle=1916 --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⤵
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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/420-153-0x0000000000000000-mapping.dmp
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memory/1104-148-0x0000000000000000-mapping.dmp
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memory/2208-135-0x0000000000000000-mapping.dmp
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memory/2388-151-0x0000000000000000-mapping.dmp
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memory/2572-132-0x0000000000000000-mapping.dmp
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memory/4132-130-0x0000000000000000-mapping.dmp
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memory/4172-154-0x0000000000000000-mapping.dmp
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memory/4232-140-0x0000000000000000-mapping.dmp
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memory/4604-143-0x0000000000000000-mapping.dmp