alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE WebToolbar.Win32.WhenU.r Reporting"; flow:established,to_server; content:"GET"; nocase; http_method; content:"/prod/MEADInst.exe"; http_uri; nocase; reference:md5,27867435a1b6b3f35daf13faac6f77b7; classtype:trojan-activity; sid:2013034; rev:4; metadata:created_at 2011_06_16, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)