alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent (NULL)"; flow:established,to_server; content:"User-Agent|3a| NULL"; http_header; threshold: type limit, count 2, track by_src, seconds 300; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; classtype:trojan-activity; sid:2008488; rev:7;)

Added 2011-10-12 19:25:14 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent (NULL)"; flow:established,to_server; content:"User-Agent|3a| NULL"; http_header; threshold: type limit, count 2, track by_src, seconds 300; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; sid:2008488; rev:7;)

Added 2011-09-14 22:38:41 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (NULL)"; flow:established,to_server; content:"User-Agent|3a| NULL"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008488; rev:6;)

Added 2011-02-04 17:27:40 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (NULL)"; flow:established,to_server; content:"|0d 0a|User-Agent\: NULL"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008488; rev:4;)

Added 2009-10-19 09:15:44 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (NULL)"; flow:established,to_server; content:"|0d 0a|User-Agent\: NULL"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008488; rev:4;)

Added 2009-10-19 09:15:44 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (NULL)"; flow:established,to_server; content:"|0d 0a|User-Agent\: NULL"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008488; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2008488; rev:2;)

Added 2009-02-09 22:22:08 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (NULL)"; flow:established,to_server; content:"|0d 0a|User-Agent\: NULL"; classtype:trojan-activity; sid:2008488; rev:1;)

Added 2008-08-01 13:00:22 UTC


Topic revision: r1 - 2011-10-12 - TWikiGuest
 
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