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Published Feb 17, 2008 | Updated Sep 15, 2017

Worm:Win32/Neeris.gen!A

Detected by Microsoft Defender Antivirus

Aliases: Win-Trojan/Agent.25600.CT (AhnLab) Trojan.Peed.Gen (BitDefender) Trojan.SdBot-7821 (Clam AV) Backdoor.Win32.DsBot.jr (Kaspersky) W32/Checkout (McAfee) W32.IRCBot (Symantec)

Summary

Worm:Win32/Neeris.gen!A is Microsoft's generic detection for the Win32/Neeris family of worms. These worms spread using Microsoft Messenger products and contain backdoor functionality.
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.
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