alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET CURRENT_EVENTS XHR POST Request - Possible Form Grabber Activity"; flow:established,to_server; content:"POST"; http_method; content:"info="; http_client_body; depth:5; pcre:"/^(?:[A-Z0-9+/]{4})*(?:[A-Z0-9+/]{2}==|[A-Z0-9+/]{3}=|[A-Z0-9+/]{4})/PRi"; content:"&hostname="; http_client_body; distance:0; fast_pattern; content:"&key="; http_client_body; distance:0; http_content_type; content:"application|2f|x-www-form-urlencoded"; metadata: former_category CURRENT_EVENTS; reference:url,www.symantec.com/content/dam/symantec/docs/security-center/white-papers/istr-formjacking-deep-dive-en.pdf; classtype:trojan-activity; sid:2027818; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, deployment Perimeter, deployment SSLDecrypt, tag CardSkimmer?, signature_severity Major, created_at 2019_08_07, performance_impact Low, updated_at 2019_08_07;)

Added 2019-08-08 18:39:13 UTC


Topic revision: r1 - 2019-08-08 - TWikiGuest
 
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