alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Fake Adobe Software Update Landing"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"<title>Adobe - Update"; nocase; fast_pattern; content:"href=|22|flashfiles/"; nocase; distance:0; content:"src=|22|flashfiles/"; nocase; distance:0; content:"function getUrl(url)"; nocase; distance:0; reference:url,www.malware-traffic-analysis.net/2018/07/05/index.html; classtype:trojan-activity; sid:2025715; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_07_16, deployment Perimeter, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_01;)