alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE linux.backdoor.wordpressexploit.2 CnC Checkin"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/saveme"; fast_pattern; endswith; http.connection; content:"close"; http.request_body; content:"d="; startswith; content:"domain="; distance:0; content:"f="; distance:0; content:"name="; distance:0; reference:md5,4d83619142c7f7e3bd1531f8111e2655; reference:url,vms.drweb.com/virus/?i=25604745; classtype:trojan-activity; sid:2043195; rev:1; metadata:affected_product Wordpress, affected_product Wordpress_Plugins, attack_target Client_Endpoint, created_at 2023_01_03, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_03;)