windows community v1.0.0

firewallapi.dll

firewallapi.dll — Sideloading hijacking (Microsoft)

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firewallapi.dll
firewallapi.dll

Sandbox: execFile · Timeout: 30s

Capabilities

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

Documentation

examples:

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

firewallapi.dll

Vendor: Microsoft

Expected Location: %SYSTEM32%

Vulnerable Executables:

  • %SYSTEM32%\checknetisolation.exe (Sideloading)
  • %SYSTEM32%\edpcleanup.exe (Sideloading)
  • %SYSTEM32%\lpremove.exe (Sideloading)
  • %SYSTEM32%\netsh.exe (Sideloading)
  • %SYSTEM32%\securityhealthservice.exe (Sideloading)
  • %SYSTEM32%\systemsettingsadminflows.exe (Sideloading) [AutoElevate]

Acknowledgement: Wietze

References