windows community v1.0.0

oleacc.dll

oleacc.dll — Sideloading hijacking (Microsoft)

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oleacc.dll
oleacc.dll

Sandbox: execFile · Timeout: 30s

Capabilities

security.defenseevasion.dll-hijack
security.privilegeescalation.dll-hijack

Documentation

examples:

  • description: "Place malicious oleacc.dll in the search order location" command: "copy malicious.dll "%SYSTEM32%\oleacc.dll""
  • description: "Execute the vulnerable binary to trigger the hijack" command: ""%SYSTEM32%\bootim.exe""

oleacc.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%

Vulnerable Executables:

  • %SYSTEM32%\bootim.exe (Sideloading)
  • %SYSTEM32%\cttune.exe (Sideloading)
  • %SYSTEM32%\devicepairingwizard.exe (Sideloading)
  • %SYSTEM32%\easeofaccessdialog.exe (Sideloading)
  • %SYSTEM32%\fsquirt.exe (Sideloading)
  • %SYSTEM32%\magnify.exe (Sideloading)
  • %SYSTEM32%\optionalfeatures.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\osk.exe (Sideloading)
  • %SYSTEM32%\psr.exe (Sideloading)
  • %SYSTEM32%\sethc.exe (Sideloading)
  • %SYSTEM32%\snippingtool.exe (Sideloading)
  • %SYSTEM32%\utilman.exe (Sideloading)
  • %SYSTEM32%\wmpdmc.exe (Sideloading)

Acknowledgement: Wietze

Acknowledgement: Chris Spehn

References