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iertutil.dll

iertutil.dll — Sideloading hijacking (Microsoft)

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iertutil.dll
iertutil.dll

Sandbox: execFile · Timeout: 30s

Capabilities

security.defenseevasion.dll-hijack

Documentation

examples:

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

iertutil.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%

Vulnerable Executables:

  • %SYSTEM32%\browserexport.exe (Sideloading)
  • %SYSTEM32%\cipher.exe (Sideloading)
  • %SYSTEM32%\iesettingsync.exe (Sideloading)
  • %SYSTEM32%\launchwinapp.exe (Sideloading)
  • %SYSTEM32%\microsoftedgebchost.exe (Sideloading)
  • %SYSTEM32%\microsoftedgecp.exe (Sideloading)
  • %SYSTEM32%\microsoftedgedevtools.exe (Sideloading)
  • %SYSTEM32%\microsoftedgesh.exe (Sideloading)
  • %SYSTEM32%\wwahost.exe (Sideloading)

Acknowledgement: Wietze

Acknowledgement: Chris Spehn

References