: Immediately take the site offline to prevent further damage or malware spread. Create a backup of the current (hacked) state for forensic analysis. Scan for Malware
Use your FTP client or File Manager to sort files by "Last Modified." Look for any suspicious files uploaded around the time of the hack.
I notice you've mentioned "Hacked By Mr. qlq Fix" — this appears to be a reference to a website defacement or security breach.
If you're seeing this message on , you should report it to the site owner.
If you're looking to from search results or your own server, let me know your specific situation and I can give more targeted steps.
Running an old version of WordPress, Joomla, or Drupal.
Hacked By Mr.qlq: How to Remove the Defacement and Secure Your Site