alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Woai.Dropper Config Request"; flow:established,to_server; http.uri; content:"/client/config.ini"; fast_pattern; http.user_agent; content:"MSIE"; content:"|3B 29|"; endswith; reference:md5,0425a66e3b268ef8cbdd481d8e44b227; classtype:trojan-activity; sid:2018102; rev:8; metadata:created_at 2014_02_10, deprecation_reason Age, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_14, reviewed_at 2024_02_14;)