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Microsoft Security Intelligence
Published Dec 22, 2008 | Updated Sep 15, 2017

Worm:Win32/Pushbot.BB

Detected by Microsoft Defender Antivirus

Aliases: W32/Sdbot.worm (McAfee) W32/IRCBot-ZY (Sophos) W32.IRCBot (Symantec)

Summary

Worm:Win32/Pushbot.BB is a worm that may spread via MSN Messenger and/or AIM. The worm also contains backdoor functionality that allows unauthorized access to an affected machine. This worm does not spread automatically upon installation, but must be ordered to spread by a remote attacker.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner (http://go.microsoft.com/fwlink/?LinkId=212742). For more information, see http://www.microsoft.com/protect/computer/viruses/vista.mspx.
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