windows community v1.0.0

fastprox.dll

fastprox.dll — Environment Variable hijacking (Microsoft)

📋 Live Preview
fastprox.dll
fastprox.dll

Sandbox: execFile · Timeout: 30s

Capabilities

security.defenseevasion.dll-hijack

Documentation

examples:

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

fastprox.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%\wbem

Vulnerable Executables:

  • %SYSTEM32%\cttune.exe (Environment Variable)
  • %SYSTEM32%\devicecensus.exe (Environment Variable)
  • %SYSTEM32%\driverquery.exe (Environment Variable)
  • %SYSTEM32%\getmac.exe (Environment Variable)
  • %SYSTEM32%\licensingdiag.exe (Environment Variable)
  • %SYSTEM32%\msinfo32.exe (Environment Variable)
  • %SYSTEM32%\stordiag.exe (Environment Variable)
  • %SYSTEM32%\systeminfo.exe (Environment Variable)
  • %SYSTEM32%\tasklist.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft\Edge\Application\msedge.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\excelcnv.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\excel.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\msaccess.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\mspub.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\onenote.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\outlook.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\powerpnt.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\scanpst.exe (Environment Variable)
  • %PROGRAMFILES%\Microsoft Office\root\Office%VERSION%\winword.exe (Environment Variable)

Acknowledgement: Wietze

References