Disclaimer: Audit_FS will not modify your site or remove any hacking or vulnerabilities you may have on your site. It is a tool to show you modified Joomla files and/or possibly corrupted Joomla files. It is up to you to then compare them to original Joomla files and correct them accordingly. Audit_FS is distributed  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.You use it at your own risk.