alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Excel Online Phish Landing 2015-12-08"; flow:to_client,established; file_data; content:"id=|22|sfm_excel_body|22|"; nocase; fast_pattern; content:"method=|22|post|22|"; nocase; distance:0; content:"name=|22|Email|22|"; nocase; distance:0; content:"name=|22|Password|22|"; nocase; distance:0; content:"type=|22|password|22|"; nocase; distance:0; content:"Keep me signed in"; nocase; distance:0; classtype:social-engineering; sid:2031692; rev:4; metadata:created_at 2015_12_08, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)