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Trojan:Win32/Aegrus.gen
Detected by Microsoft Defender Antivirus
Aliases: Backdoor.Win32.Rbot.gen (Kaspersky) W32/Sdbot.worm.gen.ac (McAfee) W32/Rbot-Gen (Sophos) W32.Spybot.Worm (Symantec)
Summary
Trojan:Win32/Aegrus.gen is a family of backdoor trojans that allows attackers to control infected computers. After a computer is infected, the trojan connects to a specific IRC server and joins a specific channel to receive commands from attackers.
Manual removal is not recommended for this threat. Use Microsoft Security Essentials or another up-to-date scanning and removal tool to detect and remove this threat and other unwanted software from your computer. For more information on Microsoft security products, see http://www.microsoft.com/protect/products/computer/default.mspx.