windows community v1.0.0

wdscore.dll

wdscore.dll — Sideloading hijacking (Microsoft)

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wdscore.dll
wdscore.dll

Sandbox: execFile · Timeout: 30s

Capabilities

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

Documentation

examples:

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

wdscore.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%

Vulnerable Executables:

  • %SYSTEM32%\bootim.exe (Sideloading)
  • %SYSTEM32%\deploymentcsphelper.exe (Sideloading)
  • %SYSTEM32%\djoin.exe (Sideloading)
  • %SYSTEM32%\dnscacheugc.exe (Sideloading)
  • %SYSTEM32%\muiunattend.exe (Sideloading)
  • %SYSTEM32%\netbtugc.exe (Sideloading)
  • %SYSTEM32%\netiougc.exe (Sideloading)
  • %SYSTEM32%\pnpunattend.exe (Sideloading)
  • %SYSTEM32%\recoverydrive.exe (Sideloading)
  • %SYSTEM32%\resetengine.exe (Sideloading)
  • %SYSTEM32%\setupugc.exe (Sideloading)
  • %SYSTEM32%\sysreseterr.exe (Sideloading)
  • %SYSTEM32%\systemreset.exe (Sideloading) [AutoElevate]
  • %SYSTEM32%\tapiunattend.exe (Sideloading)
  • %SYSTEM32%\ieunatt.exe (Sideloading)

Acknowledgement: Wietze

Acknowledgement: Chris Spehn

Acknowledgement: Adam

References