Internet Antivirus 2011 is a new fake Antivirus. This rogue drops files on the system and detects them as infected to scare users (files are filled with junk data and do not represent a risk). It replaces Internet Security Suite, Smart Security, My Security Shield, Security Master AV, My Security Engine, Security Guard, CleanUp Antivirus and Security Antivirus (family link)
To register (and help removal), use this code: U2FD-S2LA-H4KA-UEPB
Click on the Help icon, Register Now.
Enter the Serial code and click on Activate Product Key.
If your PC is infected with Internet Antivirus 2011 use MBAM to remove the infection.