alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Magecart Credit Card Information JS Script"; flow:established,to_client; http.stat_code; content:"200"; http.content_type; content:"application/javascript"; startswith; endswith; file.data; content:"|20|Sxml_cc_cid"; nocase; content:"Sxml_cc_number"; nocase; distance:0; content:"Sxml_expiration_yr"; nocase; distance:0; content:"ccnum+|22 3b 22|+exp_m+|22 3b 22|+exp_y+|22 3b 22|+cvv"; distance:0; fast_pattern; nocase; classtype:credential-theft; sid:2029073; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_11_27, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_13;)