Rule History

alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET ATTACK_RESPONSE Possible ELEFANTE/ElephantBeetle Command Tunneling M2"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"host="; content:"port="; content:"request=|22|474554"; content:"78705f636d647368656c6c"; fast_pattern; reference:url,blog.sygnia.co/elephant-beetle-an-organized-financial-theft-operation; classtype:command-and-control; sid:2034863; rev:1; metadata:created_at 2022_01_10, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_01_10;)