alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE Oficla Checkin (1)";
flow:established,to_server;
http.method;
content:"GET"; nocase;
http.uri;
content:".php?"; nocase;
content:"v="; nocase;
content:"&id="; nocase;
content:"&b="; nocase;
content:"&tm="; nocase; fast_pattern;
http.header_names;
content:!"Referer|0d 0a|"; nocase;
content:!"Accept-Encoding|0d 0a|"; nocase;
reference:md5,f71d48a86776f8c0da4d7a46257ff97c;
classtype:command-and-control;
sid:2010743; rev:9;
metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_21;
)