RSS-Trend.HTM Trojan

Hello, i keep getting the following non stop. I deleted all items and my inbox and deleted items are empty. what causes this error?

Threat type: Script:SNH-gen [Trj] Trojan Horse - This threat pretends to be something else (e.g., picture, document, or other file) to trick you into running it and infecting your computer.

File Path: C:\Users\mikey\AppData\Local\Microsoft\Windows\lNetCache\lE\L92YA6FJ\rss-trends[1].htm

Process: C:\Program Files\Microsoft\Office\root\Office16\Outlook.exe

Detected: File Shield

Status: Moved to Quarantine