alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (
msg:"ET MALWARE Bossabot DDoS tool RFI attempt";
flow:to_server,established;
http.method;
content:"POST";
http.uri;
content:"php?-d|20|allow_url"; fast_pattern;
content:"auto_prepend_file|3d|php|3a 2f|";
http.request_body;
content:"<?php|0d 0a|"; depth:7;
reference:url,www.kernelmode.info/forum/viewtopic.php?f=16&t=3476&p=23965#p23965;
reference:url,cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1823;
classtype:trojan-activity;
sid:2019212; rev:3;
metadata:created_at 2014_09_22, signature_severity Major, tag CISA_KEV, updated_at 2020_05_08;
)