We're gradually updating threat actor names in our reports to align with the new weather-themed taxonomy. Learn about Microsoft threat actor names
WinNT/Koobface
Aliases: No associated aliases
Summary
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Spread malware
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Cick on online ads to generate 'pay per click' advertising revenue
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Steal your sensitive information
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Break captchas
Threats in this family can spread using social networking sites such as Facebook and MySpace.
The following free Microsoft software detects and removes this threat:
- Microsoft Defender Antivirus for Windows 10 and Windows 8.1, or Microsoft Security Essentials for Windows 7 and Windows Vista
- Microsoft Safety Scanner
- Microsoft Windows Malicious Software Removal Tool
Even if we've already detected and removed this particular threat, running a full scan might find other malware that is hiding on your PC.
Protect your sensitive information
This threat tries to steal your sensitive and confidential information. If you think your information has been stolen, see:
You should change your passwords after you've removed this threat:
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.
