What happens next?

How to remove pageset from your computer
Open any antivirus program you have installed on your computer.
Applications like avast! , kaspersky, and bitdefender are great for detecting the common pageset malware.
Do a full-system scan.
Using your antivirus program, do a full-system scan to check for any files corrupted or infected by pageset. Wait for the antivirus program to finish scanning.