alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE VIRUS Zlob User Agent (Progressive Download)"; flow:established,to_server; content:"User-Agent\: Progressive Download"; classtype:trojan-activity; sid:2003868; rev:1;)

Added 2007-05-21 21:30:20 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"BLEEDING-EDGE CURRENT EVENTS Suspicious User-Agent -- Likely Malware Downloader (ver19/ver18)"; flow:established,to_server; content:"User-Agent\: "; content:")ver1"; distance:10; within:50; classtype:trojan-activity; sid:2003868; rev:1;)

Added 2007-05-20 10:20:43 UTC