Som009.site (1) Virus Alert scam removal.
Som009.site stands for a dangerous pop-up that currently attacks many browsers both in Windows and Mac OS X. Your PC is infected by adware that shows such scary alerts. You need to scan your system with proven anti-malware.
Cleaner for Mac: https://www.system-tips.net/download-combo-cleaner (Combo Cleaner)
Cleaner for PC: https://www.system-tips.net/download-removal-tool (GridinSoft Anti-Malware)