alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Inception APT malware"; flow:established,to_server; http.header; content:"|0d 0a|username=|22|bimm"; nocase; fast_pattern; content:"/bimm"; distance:0; nocase; reference:url,www.bluecoat.com/security-blog/2015-01-20/reversing-inception-apt-malware; classtype:targeted-activity; sid:2020237; rev:3; metadata:created_at 2015_01_22, signature_severity Major, updated_at 2020_05_14;)