alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; depth:50; nocase; http_user_agent; threshold: type both, track by_src, count 10, seconds 60; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; classtype:attempted-recon; sid:2002827; rev:11; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 20:56:14 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"fetch"; distance:0; within:50; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; classtype:attempted-recon; sid:2002827; rev:8;)

Added 2011-10-12 19:12:20 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"fetch"; distance:0; within:50; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; sid:2002827; rev:8;)

Added 2011-09-14 22:25:16 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"fetch"; distance:0; within:50; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:8;)

Added 2011-02-04 17:22:04 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; nocase; content:"fetch"; nocase; distance:0; within:50; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:5;)

Added 2010-03-08 13:53:45 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; nocase; content:"fetch"; nocase; distance:0; within:50; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:5;)

Added 2010-03-08 13:53:45 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; nocase; content:"fetch"; nocase; distance:0; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:4;)

Added 2009-10-04 11:30:36 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; nocase; content:"fetch"; nocase; distance:0; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:4;)

Added 2009-10-04 11:30:36 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; nocase; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:3;)

Added 2009-02-11 19:24:43 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; nocase; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; reference:url,doc.emergingthreats.net/2002827; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002827; rev:3;)

Added 2009-02-11 19:24:43 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; nocase; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; sid:2002827; rev:2;)

Added 2008-01-31 18:48:10 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; nocase; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; sid:2002827; rev:2;)

Added 2008-01-31 18:48:10 UTC


alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"BLEEDING-EDGE POLICY POSSIBLE Crawl using Fetch"; flow:established,to_server; content:"fetch"; nocase; pcre:"/User-Agent\:[^\n]+fetch/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,gobsd.com/code/freebsd/lib/libfetch; sid:2002827; rev:1;)



Topic revision: r1 - 2017-08-08 - TWikiGuest
 
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