What is the most pricey bug in history?

The most costly trojan horse in history is the Love Bug virus, which was released in 2000. This infection caused an estimated $5.5 billion in damage worldwide, making it the most pricey virus ever. The Love Bug virus was a mass-mailing worm that contaminated over 45 million computer systems in just a few days. The virus spread quickly by emailing itself to everybody in the victim's address book.  https://thumbpower.org/?p=734 Once a computer was infected, the infection would erase essential files and spread itself to other computer systems.  https://freecex.com/?p=2134 The Love Bug virus was eventually visited a team of antivirus researchers who created a vaccine that could protect computer systems from the infection.