alert tcp $HOME_NET any -> $EXTERNAL_NET 8080 (msg:"ET TROJAN Saturn Proxy Initial Outbound Checkin (404.txt)"; flow:established,to_server; dsize:<50; content:"GET /404.txt HTTP/1.0"; depth:21; classtype:trojan-activity; flowbits:set,ET.saturn.checkin; sid:2007751; rev:2;)

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

alert tcp $HOME_NET any -> $EXTERNAL_NET 8080 (msg:"ET TROJAN Saturn Proxy Initial Outbound Checkin (404.txt)"; flow:established,to_server; dsize:<50; content:"GET /404.txt HTTP/1.0"; depth:21; classtype:trojan-activity; flowbits:set,ET.saturn.checkin; sid:2007751; rev:2;)

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

alert tcp $HOME_NET any -> $EXTERNAL_NET 8080 (msg:"BLEEDING-EDGE TROJAN Saturn Proxy Initial Outbound Checkin (404.txt)"; flow:established,to_server; dsize:<50; content:"GET /404.txt HTTP/1.0"; depth:21; classtype:trojan-activity; flowbits:set,ET.saturn.checkin; sid:2007751; rev:1;)

Added 2008-01-10 20:12:09 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET 8080 (msg:"BLEEDING-EDGE TROJAN Saturn Proxy Initial Outbound Checkin (404.txt)"; flow:established,to_server; dsize:<50; content:"GET /404.txt HTTP/1.0"; depth:21; classtype:trojan-activity; flowbits:set,ET.saturn.checkin; sid:2007751; rev:1;)

Added 2008-01-10 18:15:19 UTC

http://www.emergingthreats.net/index.php?option=com_content&task=view&id=29&Itemid=1

-- MattJonkman - 11 Jan 2008