alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE Nitlove POS CnC";
flow:to_server,established;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.user_agent;
content:"nit_love"; fast_pattern; startswith;
http.header_names;
content:!"Referer|0d 0a|";
content:!"Accept|0d 0a|";
reference:url,www.fireeye.com/blog/threat-research/2015/05/nitlovepos_another.html;
classtype:command-and-control;
sid:2021144; rev:4;
metadata:created_at 2015_05_26, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_01;
)