#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent|3a| Updater"; http_header; threshold: type limit, count 3, seconds 300, track by_src; reference:url,doc.emergingthreats.net/2003584; classtype:trojan-activity; sid:2003584; rev:10;)

Added 2011-10-12 19:13:44 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent|3a| Updater"; http_header; threshold: type limit, count 3, seconds 300, track by_src; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:10;)

Added 2011-09-14 22:26:44 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent|3a| Updater"; http_header; threshold: type limit, count 3, seconds 300, track by_src; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003584; rev:10;)

Added 2011-05-25 19:28:46 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent|3a| Updater"; http_header; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003584; rev:8;)

Added 2011-02-04 17:22:34 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003584; rev:6;)

Added 2009-10-19 09:15:43 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET USER_AGENTS Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/USER_AGENTS/USER_AGENTS_Suspicious; sid:2003584; rev:6;)

Added 2009-10-19 09:15:43 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003584; rev:4;)

Added 2009-02-09 21:30:24 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003584; rev:4;)

Added 2009-02-09 21:30:24 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003584; rev:4;)

Added 2009-02-09 21:29:25 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/MALWARE/MALWARE_USER_Agents; sid:2003584; rev:4;)

Added 2009-02-09 21:29:25 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:3;)

Added 2008-01-28 17:24:21 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:3;)

Added 2008-01-28 17:24:21 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-09 17:42:41 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-09 17:42:41 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-09 15:15:19 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-09 15:15:19 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-08 20:25:19 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003584; sid:2003584; rev:2;)

Added 2008-01-08 20:25:19 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/2003584; sid:2003584; rev:1;)

Added 2007-05-04 07:30:20 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE MALWARE Suspicious User-Agent (Updater)"; flow:to_server,established; content:"User-Agent\: Updater"; classtype:trojan-activity; reference:url,doc.bleedingthreats.net/2003584; sid:2003584; rev:1;)

Added 2007-04-13 13:45:20 UTC

Seen used by spyware and a trojan. This may occur in normal traffic. Please report any false positives and we'll negate if possible.

-- MattJonkman - 13 Apr 2007


Topic revision: r2 - 2007-04-13 - MattJonkman
 
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