alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Yayih.A Checkin"; flow:established,to_server; http.method; content:"POST"; nocase; http.uri; content:"/bbs/info.asp"; fast_pattern; http.header_names; content:!"User-Agent|0d 0a|"; reference:url,contagiodump.blogspot.com/2012/03/mar-2-cve-2012-0754-irans-oil-and.html; classtype:command-and-control; sid:2014336; rev:4; metadata:created_at 2012_03_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_21;)