#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET SCAN Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; threshold: type both, track by_src, count 10, seconds 60; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; classtype:attempted-recon; sid:2002833; rev:7; metadata:attack_target Web_Server, created_at 2010_07_30, deployment Perimeter, former_category SCAN, signature_severity Informational, tag WebCrawler?, updated_at 2010_07_30, mitre_tactic_id TA0043, mitre_tactic_name Reconnaissance, mitre_technique_id T1593, mitre_technique_name Search_Open_Websites;)

Added 2021-06-07 18:32:43 UTC

Please enter documentation, comments, false positives, or concerns with this signature. Press the Attach button below to add samples or Pcaps.

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET SCAN Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; threshold: type both, track by_src, count 10, seconds 60; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; classtype:attempted-recon; sid:2002833; rev:7; metadata:attack_target Web_Server, created_at 2010_07_30, deployment Perimeter, former_category POLICY, signature_severity Informational, tag WebCrawler?, updated_at 2010_07_30, mitre_tactic_id TA0043, mitre_tactic_name Reconaissance, mitre_technique_id T1593, mitre_technique_name Search_Open_Websites;)

Added 2021-05-21 18:20:24 UTC

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; threshold: type both, track by_src, count 10, seconds 60; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; classtype:attempted-recon; sid:2002833; rev:7; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:38:16 UTC

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Added 2018-09-13 17:52:58 UTC

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; threshold: type both, track by_src, count 10, seconds 60; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; classtype:attempted-recon; sid:2002833; rev:7; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 20:56:15 UTC

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; classtype:attempted-recon; sid:2002833; rev:6;)

Added 2011-10-12 19:12:21 UTC

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; sid:2002833; rev:6;)

Added 2011-09-14 22:25:17 UTC

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"User-Agent|3a| "; nocase; http_header; content:"Yahoo-MMCrawler"; nocase; http_header; fast_pattern; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002833; rev:6;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; content:"Yahoo-MMCrawler"; within:50; nocase; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002833; rev:4;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"|0d 0a|User-Agent\: "; content:"Yahoo-MMCrawler"; within:50; nocase; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002833; rev:4;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"Yahoo-MMCrawler"; nocase; pcre:"/User-Agent\:[^\n]+Yahoo-MMCrawler/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002833; rev:3;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"Yahoo-MMCrawler"; nocase; pcre:"/User-Agent\:[^\n]+Yahoo-MMCrawler/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; reference:url,doc.emergingthreats.net/2002833; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_Web_Crawling; sid:2002833; rev:3;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"Yahoo-MMCrawler"; nocase; pcre:"/User-Agent\:[^\n]+Yahoo-MMCrawler/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; sid:2002833; rev:2;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"ET POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"Yahoo-MMCrawler"; nocase; pcre:"/User-Agent\:[^\n]+Yahoo-MMCrawler/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; sid:2002833; rev:2;)

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

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#alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (msg:"BLEEDING-EDGE POLICY Yahoo Crawler Crawl"; flow:established,to_server; content:"Yahoo-MMCrawler"; nocase; pcre:"/User-Agent\:[^\n]+Yahoo-MMCrawler/i"; threshold: type both, track by_src, count 10, seconds 60; classtype: attempted-recon; reference:url,mms-mmcrawler-support@yahoo-inc.com; sid:2002833; rev:1;)

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