Backdoor.Ryknos Removal Tool is designed to remove the infections of
· Backdoor.Ryknos
· Backdoor.Ryknos.B
· SecurityRisk.First4DRM

Please disconnect the computer from the network and Internet first, if you are on a network or have a full-time connection to the Internet, such as a DSL or cable modem Disable or password-protect file sharing, or set the shared files to Read Only, before reconnecting the computers to the network or to the Internet. Because this worm spreads by using shared folders on networked computers, to ensure that the worm does not reinfect the computer after it has been removed, Symantec suggests sharing with Read Only access or by using password protection.

If you are removing an infection from a network, first make sure that all the shares are disabled or set to Read Only. This tool is not designed to run on Novell NetWare servers. To remove this threat from a NetWare server, first make sure that you have the current virus definitions, and then run a full system scan with the Symantec antivirus product.

Usage:
· Close all the running programs.
· If you are on a network or if you have a full-time connection to the Internet, disconnect the computer from the network and the Internet.
· Locate the file that you just downloaded.
· Double-click the FixRyknos.exe file to start the removal tool.
· Click Start to begin the process, and then allow the tool to run.
· Restart the computer.
· Run the removal tool again to ensure that the system is clean.
· If you are running Windows Me/XP, then reenable System Restore.
· If you are on a network or if you have a full-time connection to the Internet, reconnect the computer to the network or to the Internet connection.
· Run LiveUpdate to make sure that you are using the most current virus definitions