The virus pattern is more than the virus in the computer is the most powerful

Everyone knows that the virus is really a variety of things, it is impossible to prevent, but we know that there are some of the most powerful viruses in the computer? Are they Trojans or worms? Today this tutorial Let us open the mystery of the virus, let everyone see what is a powerful virus.

1. Melissa

A macro virus named after a Miami stripper, which appeared in 1999, spread via email, and the resulting Intel and Microsoft it giants had to shut down their email servers for a while. The virus contains a Word document tag and an email attachment List.DOC that allows access to porn sites.

It is transmitted in such a way that the virus communicator sends the mail to the stranger's mailbox, and the unsuspecting person will soon become out of control as soon as the virus-laden mail is opened. When a user opens a mail message, the infected Word attachment is automatically sent to the mailbox of the top 50 friends in the user's address book. Repeatedly circulating the virus, the spread of the virus was very successful. At that time, I also received an email carrying the virus. Afterwards, I remember that it took an hour to clean up.

2. Kournikova virus

This computer virus was designed by a Dutch programmer in February 2001. It convinced the mail recipient to open a message containing a cute beauty - Anna • Kulnikova's photo, instead of the recipient causing a malicious program.

This virus utilizes the mail contacts of the user Microsoft Outlook. As soon as you open the message, it will automatically send the virus message to the user's contact mailbox. The title of the message reads: "Hello: Please check your new mail!" It seems to be an ordinary mail and mail picture attachment. The attachment format is “AnnaKournikova.jpg.vbs”. On the surface, the attachment is a JPG format image, but it is a very harmful virus, which is very deceptive and leads to a wide spread of the virus.

3. MyDoom virus

The MyDoom virus appeared in many Internet users' inboxes in 2004 and soon became the fastest spreading worm. It can continuously hit computer pages and automatically send virus messages for transmission. The MyDoom virus is The reason for effective and fast propagation is that the recipient will receive an email alerting the previous email failure warning - many people will open the email in this case and want to see what happens. At the same time, the virus-carrying mail is sent to the contact address found in the local address book, which in turn triggers the next round of dissemination. The MyDoom virus can forge a large amount of emails, and the traffic generated by it causes significant searches such as Yahoo and Google. load.