alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"Version "; http_user_agent; depth:8; threshold: type limit, count 2, track by_src, seconds 300; metadata: former_category HUNTING; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:11; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag User_Agent, signature_severity Major, created_at 2010_07_30, updated_at 2019_10_11;)

Added 2019-10-11 19:56:25 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; metadata: former_category HUNTING; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag User_Agent, signature_severity Major, created_at 2010_07_30, updated_at 2017_10_30;)

Added 2019-10-09 19:08:41 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; metadata: former_category TROJAN; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag User_Agent, signature_severity Major, created_at 2010_07_30, updated_at 2017_10_30;)

Added 2017-10-30 18:17:30 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; metadata: former_category TROJAN; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:10; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag User_Agent, signature_severity Major, created_at 2010_07_30, updated_at 2017_10_30;)

Added 2017-10-30 16:39:38 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:9; metadata:affected_product Any, attack_target Client_Endpoint, deployment Perimeter, tag User_Agent, signature_severity Major, created_at 2010_07_30, updated_at 2016_07_01;)

Added 2017-08-07 21:01:15 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; classtype:trojan-activity; sid:2008048; rev:8;)

Added 2011-10-12 19:24:21 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; threshold: type limit, count 2, track by_src, seconds 300; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; sid:2008048; rev:8;)

Added 2011-09-14 22:37:49 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"User-Agent|3a| Version "; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008048; rev:7;)

Added 2011-02-04 17:27:09 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Version 1.23)"; flow:to_server,established; content:"|0d 0a|User-Agent|3a| Version "; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008048; 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 (Version 1.23)"; flow:to_server,established; content:"|0d 0a|User-Agent|3a| Version "; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2008048; 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 (Version 1.23)"; flow:to_server,established; content:"|0d 0a|User-Agent|3a| Version "; classtype:trojan-activity; reference:url,doc.emergingthreats.net/bin/view/Main/2008048; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2008048; 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 (Version 1.23)"; flow:to_server,established; content:"|0d 0a|User-Agent|3a| Version "; classtype:trojan-activity; sid:2008048; rev:1;)

Added 2008-03-23 11:26:30 UTC