Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Trojan.BlackRev V1.Botnet HTTP Login POST Flood Traffic Outbound"; flow:established,to_server; threshold: type both, count 5, seconds 60, track by_src; http.method; content:"POST"; http.user_agent; content:"Mozilla/4.0 (compatible|3b 20|Synapse)"; fast_pattern; http.request_body; content:"login="; depth:6; content:"$pass="; within:50; reference:url,www.btpro.net/blog/2013/05/black-revolution-botnet-trojan/; classtype:trojan-activity; sid:2017721; rev:4; metadata:created_at 2013_11_15, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_27;)