alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Cushion Redirection"; flow:established,to_server; http.uri; content:"/index.php?"; content:"="; distance:1; within:1; content:!"=aHR0"; fast_pattern; pcre:"/\/index\.php\?[a-z]=[A-Za-z0-9\/\+]*?(?:(?:N1cm[kw]|RpbWU)9|(?:zdXJ[ps]|0aW1l)P|c3Vy(?:aT|bD)|dGltZT)[A-Za-z0-9\/\+]+?(?:(?:N1cm[kw]|RpbWU)9|(?:zdXJ[ps]|0aW1l)P|c3Vy(?:aT|bD)|dGltZT)[A-Za-z0-9\/\+]+(?:(?:N1cm[kw]|RpbWU)9|(?:zdXJ[ps]|0aW1l)P|c3Vy(?:aT|bD)|dGltZT)[A-Za-z0-9\/\+]+={0,2}$/"; reference:url,malwaremustdie.blogspot.co.uk/2013/09/302-redirector-new-cushion-attempt-to.html; classtype:trojan-activity; sid:2017552; rev:7; metadata:created_at 2013_10_02, signature_severity Unknown, updated_at 2020_06_04;)