alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT NullHole EK Landing Redirect Aug 27 2014"; flow:established,to_client; http.stat_code; content:"302"; http.server; bsize:21; content:"CppCMS-Embedded/1.0.4"; http.cookie; content:"nhweb="; startswith; fast_pattern; classtype:exploit-kit; sid:2019073; rev:3; metadata:created_at 2014_08_27, confidence High, signature_severity Major, updated_at 2024_02_22;)