#alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flow:to_server; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; classtype:misc-activity; sid:2008230; rev:3; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:39:44 UTC

Added 2018-09-13 17:53:47 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flow:to_server; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; classtype:misc-activity; sid:2008230; rev:3; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 21:01:24 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; classtype:misc-activity; sid:2008230; rev:2;)

Added 2011-10-12 19:24:42 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; sid:2008230; rev:2;)

Added 2011-09-14 22:38:10 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_Telnet; sid:2008230; rev:2;)

Added 2011-02-04 17:27:20 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_Telnet; sid:2008230; rev:2;)

Added 2010-06-28 22:47:02 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_Telnet; sid:2008230; rev:2;)

Added 2010-06-28 22:47:02 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_Telnet; sid: 2008230; rev:2;)

Added 2009-02-12 18:21:19 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; reference:url,doc.emergingthreats.net/2008230; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_Telnet; sid: 2008230; rev:2;)

Added 2009-02-12 18:21:19 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 23 (msg:"ET SCAN Behavioral Unusually fast outbound Telnet Connections, Potential Scan or Brute Force"; flags: S,12; threshold: type both, track by_src, count 30, seconds 60; classtype: misc-activity; reference:url,www.rapid7.com/nexpose-faq-answer2.htm; sid: 2008230; rev:1;)

Added 2008-05-18 19:52:13 UTC