Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Phoenix Grabber Sending System Information (POST)"; flow:established,to_server; http.method; content:"POST"; http.header_names; content:!"Referer"; http.request_body; content:"|22 3a 22|Phoenix|20|Grabber|20 7c 20|"; fast_pattern; within:60; content:"github.com/extatent"; distance:0; reference:md5,84975b5e994f94899ea46c09376ca80d; reference:url,twitter.com/James_inthe_box/status/1604884422779895808; classtype:trojan-activity; sid:2042962; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_12_19, deployment Perimeter, deployment SSLDecrypt, malware_family PhoenixGrabber, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_19; target:src_ip;)