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Microsoft Security Intelligence
Published Jun 27, 2005 | Updated Sep 15, 2017


Detected by Microsoft Defender Antivirus

Aliases: Backdoor/Optix (CA) Backdoor.Optix (Symantec)


Windows Defender Antivirus detects and removes this threat.
Win32/Optix is a family of highly configurable backdoor trojans that targets several versions of Microsoft Windows. The Trojan opens a backdoor that allows an attacker to control an infected PC remotely. It can also release system information to an attacker and disable security-related and other programs. 

Use the following free Microsoft software to detect and remove this threat:

You should also run a full scan. A full scan might find hidden malware.

Get more help

You can also visit our advanced troubleshooting page or search the Microsoft virus and malware community for more help.

If you’re using Windows XP, see our Windows XP end of support page.

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