You can send suspected file to..
https://submit.symantec.com/websubmit/retail.cgi
*After googling,i found this..
http://www.symantec.com/security_response/writeup.jsp?docid=2010-051308-1854-99
*Based on the report,WS.Reputation.1 is a detection for files that have a low reputation score based on analyzing data from Symantec’s community of users.
*SO,that file is only have low reputation,but not viruses.
But as Norton stated,it is a Security Risk