Web attack: Fake Scan Webpage 29 has been detected. does it mean really critical?

The Norton IS has detected as Web attack: Fake Scan Webpage 29  when i am investigating .VVV Ransomware yesterday. 1). Does Web attack: Fake Scan Webpage 29 happening mean critical situation ? 2). About .VVV Ransomware , Symantec seems not to

 announce any information. Is PC protected by Norton IE from .VVV ronsomware?