If it is not being detected than they don't have the definitions for it yet.
How to Use the Web Submission Process to Submit Suspicious Files
Article:TECH102419 |
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Created: 2007-01-07 |
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Updated: 2012-07-05 |
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Article URL http://www.symantec.com/docs/TECH102419 |
Upload a sample to security response:
https://submit.symantec.com/websubmit/gold.cgi
Also, submit to virustotal to see if they are currently detecting it:
https://www.virustotal.com/
Do you have this .info file available? Usually it would be a dropper, like an executable that would be the infector.