Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Zzinfor.A Retrieving Instructions From CnC Server"; flow:established,to_server; http.uri; content:"/static/hotkey.txt"; http.header_names; content:!"User-Agent"; content:!"Accept-"; reference:md5,7e37a407a8fb0df3b2835419ad16f500; reference:md5,422b926dbbe03d0e4555328282c8f32b; classtype:command-and-control; sid:2017489; rev:4; metadata:created_at 2013_09_19, signature_severity Major, updated_at 2020_04_27;)