Published Dec 15, 2017 | Updated Feb 16, 2018

Trojan:PowerShell/Lonit.PA

Severe |Detected with Windows Defender Antivirus

Aliases: No associated aliases

Summary

Windows Defender Antivirus detects and removes this threat.

This threat is a form of fileless malware that uses the EternalBlue exploit (CVE-2017-0144). 

Find out ways that malware can get on your PC

You should: 

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

Use cloud protection

Use cloud protection to help guard against the latest malware threats. It’s turned on by default for Microsoft Security Essentials and Windows Defender Antivirus for Windows 10. 

Go to Settings > Update & security > Windows Defender > Windows Defender Security Center > Virus & threat protection and make sure that your Cloud-based Protection settings is turned On.

Get more help

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

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