alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent|3a| IRC-U v"; http_header; nocase; reference:url,doc.emergingthreats.net/2003647; classtype:trojan-activity; sid:2003647; rev:7; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2018-09-13 19:38:56 UTC

Added 2018-09-13 17:53:20 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent|3a| IRC-U v"; http_header; nocase; reference:url,doc.emergingthreats.net/2003647; classtype:trojan-activity; sid:2003647; rev:7; metadata:created_at 2010_07_30, updated_at 2010_07_30;)

Added 2017-08-07 20:56:52 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent|3a| IRC-U v"; http_header; nocase; reference:url,doc.emergingthreats.net/2003647; classtype:trojan-activity; sid:2003647; rev:6;)

Added 2011-10-12 19:13:51 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent|3a| IRC-U v"; http_header; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; sid:2003647; rev:6;)

Added 2011-09-14 22:26:50 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent|3a| IRC-U v"; http_header; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2003647; rev:6;)

Added 2011-02-04 17:22:37 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"|0d 0a|User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2003647; rev:4;)

Added 2010-03-08 23:15:50 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"|0d 0a|User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2003647; rev:4;)

Added 2010-03-08 23:15:50 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2003647; rev:3;)

Added 2009-02-12 18:21:15 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; reference:url,doc.emergingthreats.net/2003647; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/VIRUS/TROJAN_Downloader_General; sid:2003647; rev:3;)

Added 2009-02-12 18:21:15 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; sid:2003647; rev:2;)

Added 2008-01-31 10:12:23 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; sid:2003647; rev:2;)

Added 2008-01-31 10:12:23 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE TROJAN Backdoor.Irc.MFV User Agent Detected (IRC-U)"; flow:established,to_server; content:"User-Agent\: IRC-U v"; nocase; classtype:trojan-activity; sid:2003647; rev:1;)

Added 2007-05-07 13:45:19 UTC