Symantec reports that it has tracked over 43 million installation attempts for over 250 distinct varieties of rogue antivirus and security applications. However many of these are the same underlying program with different front ends, popularly calling themselves Antivirus 2008 or Antivirus 2009, and all throwing up fake warnings 'for nonexistent threats such as "Spyware.Monster" and "Spyware.IEmonster". These programs typically prompt the user for payments to "fix" the fake viruses.