alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET WEB_CLIENT Evil Redirector from iframe Sep 29 2015"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/in/?|5f|BC="; startswith; fast_pattern; pcre:"/^\/in\/\?_BC=\d+,\d+,\d+,[0-9,-]+,$/"; http.referer; content:"/snitch?default|5f|keyword="; reference:url,research.zscaler.com/2015/09/compromised-wordpress-campaign-spyware.html; classtype:trojan-activity; sid:2021848; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_09_30, deployment Perimeter, confidence High, signature_severity Major, tag Redirector, updated_at 2024_02_23;)