Skip to main content Threats Blogs Antimalware updates Definition change log Windows security Microsoft Defender ATP Microsoft Threat Protection Malicious Software Removal Tool (MSRT) Safety Scanner Microsoft Defender Offline Submit a file View submission history Report unsafe site Attack surface reduction Sources of infection Avoid tech support scams Troubleshoot detection and removal Up-to-date software Developer resources Threat naming Threat identification criteria Security industry alliances Microsoft Security Azure Dynamics 365 Microsoft 365 Microsoft Teams Windows 365 Microsoft AI Azure Space Mixed reality Microsoft HoloLens Microsoft Viva Quantum computing Sustainability Education Automotive Financial services Government Healthcare Manufacturing Retail Find a partner Become a partner Partner Network Microsoft Marketplace Software companies Blog Microsoft Advertising Developer Center Documentation Events Licensing Microsoft Learn Microsoft Research View Sitemap
Published Jan 12, 2014 | Updated Sep 15, 2017

Win32/Jenxcus

Detected by Microsoft Defender Antivirus

Aliases: No associated aliases

Summary

Windows Defender detects and removes this threat.

This threat can give a malicious hacker access and control of your PC. It can also collect your personal information and send it to a malicious hacker.

Typically, this threat gets onto your PC from a drive-by download attack. It can also be installed when you visit a compromised webpage or use an infected removable drive.

Find out ways that malware can get on your PC. 

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

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

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:

Disable Autorun

This threat tries to use the Windows Autorun function to spread via removable drives, like USB flash drives. You can disable Autorun to prevent worms from spreading:

Scan removable drives

Remember to scan any removable or portable drives. If you have Microsoft security software, see this topic on our software help page:

Enable MAPS 

Enable the Microsoft Active Protection Service (MAPS) on your system to protect your enterprise software security infrastructure in the cloud.

  1. Check if MAPS is enabled in your Microsoft security product:

    1. Select Settings and then select MAPS.

    2. Select Advanced membership, then click Save changes. With the MAPS option enabled, your Microsoft anti-malware security product can take full advantage of Microsoft's cloud protection service. 

  2. Join the Microsoft Active Protection Service Community. 
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.

Follow us
English (United States)
Your Privacy Choices Opt-Out Icon Your Privacy Choices
Consumer Health Privacy Sitemap Contact Microsoft Privacy Manage cookies Terms of use Trademarks Safety & eco Recycling About our ads