alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Google Drive Phishing Landing M2 July 24 2015"; flow:to_client,established; file_data; content:"invoicetoptables"; nocase; fast_pattern; content:"invoicecontent"; nocase; distance:0; content:"displayTextgmail"; nocase; distance:0; content:"displayTexthotmail"; nocase; distance:0; content:"displayTextaol"; nocase; distance:0; classtype:social-engineering; sid:2021536; rev:3; metadata:created_at 2015_07_27, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)