alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Cycbot POST"; flow:established,to_server; http.method; content:"POST"; nocase; http.request_body; content:"FILE0|00 44 30 A8 71 D1 89 53 50|"; reference:md5,1f04bd1b4eceb42e6d5859b6330fc7d7; reference:url,www.sophos.com/en-us/threat-center/threat-analyses/viruses-and-spyware/Troj~Cycbot-O/detailed-analysis.aspx; classtype:trojan-activity; sid:2013802; rev:4; metadata:created_at 2011_10_26, confidence Medium, signature_severity Major, updated_at 2020_04_21;)