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2006546
(2016-04-19,
RadoslavMilanov
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<h2> alert ssh $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; reference:url,doc.emergingthreats.net/2006546; classtype:attempted-admin; sid:2006546; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;) </h2> Added 2018-09-13 19:39:14 UTC %COMMENT{type="threadmode" default="Please enter documentation, comments, false positives, or concerns with this signature. Press the Attach button below to add samples or Pcaps." button="Add to Documentation" }% <hr> <h2> </h2> Added 2018-09-13 17:53:30 UTC <hr> <h2> alert ssh $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; reference:url,doc.emergingthreats.net/2006546; classtype:attempted-admin; sid:2006546; rev:9; metadata:created_at 2010_07_30, updated_at 2010_07_30;) </h2> Added 2017-08-07 20:59:45 UTC <hr> <h2> alert ssh $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; reference:url,doc.emergingthreats.net/2006546; classtype:attempted-admin; sid:2006546; rev:9;) </h2> Added 2015-04-15 11:57:49 UTC This rule is preventing x2go client connection to x2goserver -- Main.RadoslavMilanov - 2016-04-19 <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; reference:url,doc.emergingthreats.net/2006546; classtype:attempted-admin; sid:2006546; rev:5;) </h2> Added 2011-10-12 19:20:58 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; reference:url,doc.emergingthreats.net/2006546; sid:2006546; rev:5;) </h2> Added 2011-09-14 22:34:30 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; reference:url,doc.emergingthreats.net/2006546; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_SSH_Brute_Force; sid:2006546; rev:5;) </h2> Added 2011-02-04 17:25:29 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; reference:url,doc.emergingthreats.net/2006546; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_SSH_Brute_Force; sid:2006546; rev:5;) </h2> Added 2009-02-12 18:21:19 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; reference:url,doc.emergingthreats.net/2006546; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/SCAN/SCAN_SSH_Brute_Force; sid:2006546; rev:5;) </h2> Added 2009-02-12 18:21:19 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; sid:2006546; rev:4;) </h2> Added 2008-06-06 20:49:04 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; sid:2006546; rev:4;) </h2> Added 2008-06-06 20:49:04 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections -- Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; sid:2006546; rev:3;) </h2> Added 2008-03-26 19:08:25 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections -- Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 30, track by_src; classtype:attempted-admin; sid:2006546; rev:3;) </h2> Added 2008-03-26 19:08:25 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections -- Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 60, track by_src; classtype:attempted-admin; sid:2006546; rev:2;) </h2> Added 2008-01-29 10:56:40 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"ET SCAN LibSSH Based Frequent SSH Connections -- Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 60, track by_src; classtype:attempted-admin; sid:2006546; rev:2;) </h2> Added 2008-01-29 10:56:40 UTC <hr> <h2> alert tcp $EXTERNAL_NET any -> $HOME_NET 22 (msg:"BLEEDING-EDGE SCAN LibSSH Based Frequent SSH Connections -- Likely BruteForce Attack!"; flow:established,to_server; content:"SSH-"; content:"libssh"; within:20; threshold: type both, count 5, seconds 60, track by_src; classtype:attempted-admin; sid:2006546; rev:1;) </h2> Added 2007-08-01 23:46:21 UTC <hr>
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Topic revision: r2 - 2016-04-19
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RadoslavMilanov
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