alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE Win32/Fareit Checkin 2";
flow:to_server,established;
urilen:20;
http.method;
content:"POST";
http.uri;
content:"/forum/viewtopic.php"; endswith;
http.user_agent;
content:"Windows 98)"; endswith; fast_pattern;
http.content_type;
content:"application/octet-stream";
reference:md5,10baa5250610fc2b5b2cdf932f2007c0;
classtype:command-and-control;
sid:2016550; rev:8;
metadata:created_at 2013_01_12, malware_family Win32_Fareit, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_15;
)