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Trojan:Win32/Gaobot.gen
Detected by Microsoft Defender Antivirus
Aliases: W32.HLLW.Gaobot (Symantec) W32/Gaobot.worm (McAfee) WORM_AGOBOT (Trend Micro)
Summary
The Win32/Gaobot.gen worm family spreads using different methods, depending on the variant. Some variants spread to computers with weak passwords. Others exploit vulnerabilities to infect computers. Once a computer is infected, the worm connects to an IRC server to receive commands.
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.