alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Banload.VZS Banker POST CnC Beacon 1"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/adm/contador.php"; fast_pattern; http.user_agent; content:"Firefox/15.0.1"; bsize:14; reference:md5,3f30e3a023a720f0227a0a8653484239; reference:md5,b9d6539f4136b715656f8a515810c90d; classtype:command-and-control; sid:2021403; rev:4; metadata:attack_target Client_Endpoint, created_at 2015_07_10, deployment Perimeter, signature_severity Major, tag c2, updated_at 2020_10_01, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)