alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MOBILE_MALWARE Android/Comll.Banker RAT CnC Beacon"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/n/"; pcre:"/\/n\/\d{15}$/"; http.request_body; content:"content=eyJ"; depth:11; fast_pattern; http.header_names; content:!"Referer|0d 0a|"; content:!"Accept|0d 0a|"; reference:md5,a78e904a05d4a9e6a15b6f56b261eab9; classtype:command-and-control; sid:2018630; rev:4; metadata:affected_product Android, attack_target Client_Endpoint, created_at 2014_07_03, deployment Perimeter, signature_severity Major, tag Android, tag c2, updated_at 2020_08_04, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)