alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Blackhole request for Payload"; flow:established,to_server; content:".php?"; http_uri; content:"|3a|"; http_uri; fast_pattern; content:"|3a|"; distance:2; within:1; http_uri; content:"|3a|"; distance:2; within:1; http_uri; pcre:"/\.php\?[a-z]+=(([1-2][a-z]|3[0-9])\x3a){3,}([1-2][a-z]|3[0-9])&/U"; flowbits:set,et.exploitkitlanding; classtype:trojan-activity; sid:2015872; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2012_11_08, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, updated_at 2019_07_26;)