alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE Poweliks Clickfraud CnC M2";
flow:to_server,established;
http.method;
content:"GET";
http.uri;
content:".php?q=";
http.header;
content:"redirect|3a|"; fast_pattern;
content:"version|3a 20|";
content:"aid|3a 20|";
content:"builddate|3a 20|";
content:"pid|3a 20|";
http.header_names;
content:!"Referer";
reference:url,www.symantec.com/content/en/us/enterprise/media/security_response/whitepapers/evolution-of-poweliks.pdf;
reference:md5,e13234077f513208238203108df30ff4;
classtype:command-and-control;
sid:2021227; rev:4;
metadata:created_at 2015_06_10, signature_severity Major, updated_at 2020_08_18;
)