Rule: -- Sid: 2123 -- Summary: This event is generated when a Windows cmd.exe banner is detected in a TCP session. -- Impact: Remote access. -- Detailed Information: This event indicates that a Windows cmd.exe banner has been detected in a TCP session. This indicates that someone has the ability to spawn a DOS command shell prompt over TCP. -- Affected Systems: Windows operating systems. -- Attack Scenarios: An attacker could be utilizing a backdoor to spawn a DOS command shell thus gaining access to the operating system and all data on the host. -- Ease of Attack: Simple. -- False Positives: None Known. -- False Negatives: None Known. -- Corrective Action: Check the host for signs of compromise. -- Contributors: Sourcefire Research Team Brian Caswell <bmc@sourcefire.com> Nigel Houghton <nigel.houghton@sourcefire.com> -- Additional References: --
