No, your antivirus might detect some files as virus but they are not They won't harm your PC,just disable your antivirus, install,
This file is typically associated with , a popular distributor of compressed video game installers. The "fg" in the prefix stands for FitGirl.
find /tmp /var/tmp -type f -atime +7 -exec rm -iv {} \;
find /tmp -type f -size +50M -atime +1 -exec rm -vi {} ;