The virus destroys the Sector Zero in the hard drive, which stores important information to operate the drive. This virus sabotages in a way that automatically sends to everyone who is listed on the contact list with the title 'A Card for You'. When you open this card, you immediately hang up, causing you to restart. When you press Ctrl + Alt + Del or press the reset button, the virus will destroy Zero Sector, causing your hard disk to be permanently damaged.
According to CNN news, on October 31, within a few hours, the virus made New York City in crisis. A Microsoft employee received the following warning: "Please do not open any mail titled 'A Virtual Card for You'. When you receive this mail, please delete it immediately, even if you know the person. Who is it for you? "