W32/Bagle-AJ is a variant of I-Worm.Bagle family of worms that will display fake error messages when first executed on computer. It will spread to another computers by extracting an e-mail addresses and uses those to send a copy of spam message with W32/Bagle-AJ attached to it.

Email-Worm.Win32.Merond.a is a worm that will spread as an attached file to spam email messages coming from an infected computer. To make sure that it will run on computer each time Windows is started, Email-Worm.Win32.Merond.a will create its own registry entry.

W32.Palevo is a worm that may infect computer by exploiting known software vulnerabilities. This worm will also create its own registry entries to run itself when Windows is started. W32.Palevo will also end security-related process on infected computer that can lower security settings.

W32.Fujacks.CB is a USB removable drive spreading worm that will create an autorun.inf file on infected drives to run the worm when the drive is accessed or mounted. W32.Fujacks.CB can also spread on unsecured network drives by creating a copy of itself on target network drives.

W32.SillyFDC.BCO is an autorun worn that will spread by creating a copy of  itself on removable storage drives. It uses an Autorun.Inf file to execute W32.SillyFDC.BCO when the infected drive is executed.

W32/Huhk-A is a worm that attempts to infect almost all files located on the infected computer. W32/Huhk-A can also connect to a remote server and attempts to download and execute additional malware.

W32/DingDewbot.worm is a detection for a worm that may spread on removable media storage devices via autorun.inf file that will make it to run when the drive is accessed. After infecting a computer, W32/DingDewbot.worm will send a command on the remote server and receives remote commands.

Net-Worm.Win32.Koobface.aqm is a network-based worms that usually spread on social networking sites such as FaceBook and Twitter. Net-Worm.Win32.Koobface.aqm can be acquired by executing a link that may point a victim to a malicious website that will drop malware on computer.

W32.Koobface.C can infect computers when a user executed a malicious link sent by another trojan via Tweeter social networking. W32.Koobface.C can infect Windows registry to have itself run each time the system is started.

Worm.Win32.Autorun.gbh is a worm that will spread on removable USB drives and local drives. Worm.Win32.Autorun.gbh uses Autorun.Inf file to run the malicious executable file when the infected drive is accessed. This worm will create hidden, system and read-only files which makes it hard to remove manually.