alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Possible Pipka JS Skimmer - Skimmer Payload Observed M4"; flow:established,from_server; http.stat_code; content:"200"; http.response_body; content:"|27|scriptId|27 3a 20 27|#script|27|"; content:"|27|gate|27 3a|"; within:100; content:"|27|cc_number|27|"; within:500; fast_pattern; reference:url,usa.visa.com/dam/VCOM/global/support-legal/documents/pfd-identifies-new-javascript-skimmer.pdf; classtype:command-and-control; sid:2028997; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_11_18, deployment Perimeter, malware_family Pipka, performance_impact Low, confidence Medium, signature_severity Major, tag CardSkimmer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_19;)