windows community v1.0.0

devobj.dll

devobj.dll — Sideloading hijacking (Microsoft)

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devobj.dll
devobj.dll

Sandbox: execFile · Timeout: 30s

Capabilities

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

Documentation

examples:

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

devobj.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%

Vulnerable Executables:

  • %SYSTEM32%\bthudtask.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\chkdsk.exe (Sideloading)
  • %SYSTEM32%\chkntfs.exe (Sideloading)
  • %SYSTEM32%\deviceenroller.exe (Sideloading)
  • %SYSTEM32%\dispdiag.exe (Sideloading)
  • %SYSTEM32%\dmomacpmo.exe (Sideloading)
  • %SYSTEM32%\drvinst.exe (Sideloading)
  • %SYSTEM32%\fsavailux.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\fsquirt.exe (Sideloading)
  • %SYSTEM32%\immersivetpmvscmgrsvr.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\iscsicli.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\label.exe (Sideloading)
  • %SYSTEM32%\mdmappinstaller.exe (Sideloading)
  • %SYSTEM32%\mdmdiagnosticstool.exe (Sideloading)
  • %SYSTEM32%\omadmclient.exe (Sideloading)
  • %SYSTEM32%\osk.exe (Sideloading)
  • %SYSTEM32%\pnputil.exe (Sideloading)
  • %SYSTEM32%\rdpclip.exe (Sideloading)
  • %SYSTEM32%\recover.exe (Sideloading)
  • %SYSTEM32%\rmttpmvscmgrsvr.exe (Sideloading)
  • %SYSTEM32%\tabcal.exe (Sideloading)
  • %SYSTEM32%\vsgraphicsdesktopengine.exe (Sideloading)
  • %SYSTEM32%\vssvc.exe (Sideloading)
  • %SYSTEM32%\workfolders.exe (Sideloading)

Acknowledgement: Wietze

Acknowledgement: Chris Spehn

References