Backdoor.IRC.Bot is worm which allows a remote attacker to reach infected computer and take control of it. It reaches vulnerable systems through security vulnerabilities found and then starts making havoc there: attacker gets capabilities to control the system, execute irc commands, download malicious files, malware or upgraded versions of itself, and even send spam emails to all the contacts in user's messenger list. Additionally, Backdoor.IRCBot is capable to record keystrokes user types, so scammer becomes capable to get victim’s credit card details, financial data or other personal information. As it should have become clear, you must remove Backdoor.IRC.Bot if your anti-virus or anti-spyware shows that you have this threat on your machine. If you are not capable to eliminate it using your anti-spyware, do it manually to fix the problem.