Backdoor.IRC.Flood.F is (**NOT THE SAME AS THE Backdoor.IRC.Cirebot THAT UND3RTAK3R WARNED US ABOUT**) a Backdoor Trojan Horse that will attempt to connect to an IRC server on port 6667. Once the Trojan is connected to the IRC server, it waits for commands from its creator.
Type: Trojan Horse
Infection Length: various lengths
Systems Affected: Windows 2000, Windows NT, Windows XP
Systems Not Affected: Linux, Macintosh, OS/2, UNIX

For complete deltails visit:
http://securityresponse.symantec.com...c.flood.f.html