alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE LNKR CnC? Activity M1"; flow:established,to_server; content:"GET"; http_method; content:"/optout/set/"; http_uri; depth:12; fast_pattern; content:"?jsonp="; http_uri; distance:0; within:20; content:"&key="; http_uri; distance:16; within:23; content:"&cv="; http_uri; distance:18; within:23; content:"&t="; http_uri; distance:0; threshold: type limit, track by_dst, count 1, seconds 120; metadata: former_category MALWARE; reference:url,securitytrails.com/blog/lnkr-malicious-browser-extension; classtype:trojan-activity; sid:2027419; rev:2; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, deployment Perimeter, signature_severity Minor, created_at 2019_06_03, performance_impact Low, updated_at 2019_06_03;)

Added 2019-06-03 18:23:57 UTC


Topic revision: r1 - 2019-06-03 - TWikiGuest
 
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