Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Likely Blackhole Exploit Kit Driveby ?b Download Secondary Request"; flow:established,to_server; content:".php?b"; http_uri; pcre:"/\.php\?b[a-z0-9]{1,4}=[a-f0-9]{16}$/U"; flowbits:set,et.exploitkitlanding; classtype:exploit-kit; sid:2013664; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Any, attack_target Client_Endpoint, created_at 2011_09_19, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag DriveBy, tag Blackhole, tag Exploit_Kit, updated_at 2021_06_23;)