windows community v1.0.0

fnp_act_installer.dll

fnp_act_installer.dll — Sideloading hijacking (Flexera)

📋 Live Preview
fnp_act_installer.dll
fnp_act_installer.dll

Sandbox: execFile · Timeout: 30s

Capabilities

security.defenseevasion.dll-hijack

Documentation

examples:

  • description: "Place malicious fnp_act_installer.dll in the search order location" command: "copy malicious.dll "%PROGRAMFILES%\InstallShield\%VERSION%\System\fnp_act_installer.dll""
  • description: "Execute the vulnerable binary to trigger the hijack" command: ""%PROGRAMFILES%\InstallShield\%VERSION%\System\TSConfig.exe""

fnp_act_installer.dll

Vendor: Flexera

Expected Location: %PROGRAMFILES%\InstallShield%VERSION%\System

Vulnerable Executables:

  • %PROGRAMFILES%\InstallShield%VERSION%\System\TSConfig.exe (Sideloading)
  • %PROGRAMFILES%\InstallShield%VERSION%\System\ISDbg.exe (Sideloading)

Acknowledgement: Jai Minton

Acknowledgement: Josh Allman

References