Rule: -- Sid: 2166 -- Summary: This event is generated when a possible outgoing virus is detected. -- Impact: Informational event. An virus on an infected host may be attempting to propogate. -- Detailed Information: This event indicates that an outgoing email message possibly containing a virus has been detected. This rule generates an event when a filename extension commonly used by viruses is detected. -- Affected Systems: Any host. -- Attack Scenarios: This is indicative of a virus infection. -- Ease of Attack: Simple. -- False Positives: A legitimate attachment to an email may generate this event. -- False Negatives: None Known. -- Corrective Action: Check the host for signs of virus infection. -- Contributors: Sourcefire Research Team Brian Caswell <bmc@sourcefire.com> Nigel Houghton <nigel.houghton@sourcefire.com> -- Additional References: --
