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Trojan:HTML/Brocoiner!rfn
Aliases: No associated aliases
Summary
This JavaScript code does not install itself and is simply deleted by Microsoft Defender Antivirus or Microsoft Security Essentials upon detection. This code might be detected multiple times during a short period if the page containing it is kept open or revisited.
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 Microsoft 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.