Rule History

alert http $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE Sharp Panda APT Style RTF Request (GET)"; flow:established,to_server; flowbits:set,ET.sharppanda.rtf; http.request_line; content:"GET /res/translate.res HTTP/1.1"; fast_pattern; http.user_agent; content:"|3b 20|ms-office|3b 20|"; http.header_names; content:!"Referer|0d 0a|"; http.host; pcre:"/^(?:[0-9]{1,3}\.){3}[0-9]{1,3}$/"; reference:url,twitter.com/StopMalvertisin/status/1663461621120000010; reference:md5,ea889308acb4249af92807cc7d70f084; classtype:trojan-activity; sid:2046146; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_06_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_06_07, reviewed_at 2024_02_09; target:src_ip;)