Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Zeus POST Request to CnC sk1 and bn1 post parameters"; flow:established,to_server; http.method; content:"POST"; nocase; http.request_body; content:"bn1="; depth:4; fast_pattern; content:"&sk1="; pcre:"/^[A-F0-9]{30}/R"; classtype:command-and-control; sid:2014218; rev:7; metadata:created_at 2012_02_10, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_18;)