Packed.Generic.353 is a heuristic detection used to detect threats associated with the several threat families.
The threat Packed.Generic.353 was discovered by Symantec Security Response Threat Severity Assessment on February 29, 2012 and was classified as Trojan.
Initial Daily Certified version of virus definitions for Norton security products was released on February 29, 2012 revision 021. It should be noted that users with the older versions of Norton Internet Security are limited to Daily LiveUpdate definitions. For more information, go to the page where the are described virus definitions available for Norton products.