The so-called "U.Z.A. O/S Eliminator" worm appears to have originated in Maldives sometime in late July or early August 2007. The worm exploits the autorun feature, enabling it to spread from removable USB/thumb drives to other computers.

There may be a couple of worms that match the "Freedom worm" description so the symptoms described here will try to account for both. Either worm disables access to Task Manager and Registry Editor and one variant also disables access to the Command Shell and Folder Options menu and tries to delete MP3 files found on the infected system.

According to antivirus vendor Symantec, Trojan.MeSpam registers itself as a Licensed Service Provider (LSP) on the infected system, then retrieves the message from a remote site and begins appending it to web-based communications. The attackers can change the message at anytime, so the exact link or any text involved varies.

There are some information about Storm Worm.

Skype is an Internet phone service that allows you to make calls over the Internet for little or no charge. Skype also has a chat feature that made headlines in December 2006 after becoming the target of the Chatosky worm which sends itself as a link to random Skype chatters. Recipients must agree to accept the link, after which a password stealing Trojan is downloaded onto their system.

mass-mailing email worm that also spreads via USB and thumb drives, the Rontokbro worm - also know as Brontok - takes a multifaceted approach to defy detection and removal. Rontokbro / Brontok modifies the HOSTS file to prevent access to antivirus vendor sites, thereby preventing access to signature updates and online scanners.

The Stration worm spreads via email, using a variety of subject lines and message text.

The more a story gets told, the more the original story gets changed by each new storyteller. Sometimes, the story gets so far removed from the original, that the entire intent of the story is lost and new intent construed. Such is the case with the story of antivirus effectiveness, which was recently put through the spin cycle, wrung out, and reformed by Charlie White, editor of the Gizmodo gadget blog.

It seems a disgruntled employee targeted their enterprise with a worm that causes pictures of a rather odd looking owl to print on nearly 40 printers specific to the targeted firm.

An early-morning report on a security mailing list led to the discovery of a mass-mailing email worm that impacted Yahoo webmail users.