alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET MALWARE Screenblaze SCR Related Backdoor - GET";
flow:established,to_server;
http.method;
content:"GET"; nocase;
http.uri;
content:".php?id="; nocase;
content:"&serial="; nocase;
content:"ver="; nocase;
http.user_agent;
content:"WinInetHTTP"; depth:11; endswith; nocase;
reference:md5,0bcdc9c2e2102f36f594b9e727dae3c7;
reference:url,home.mcafee.com/VirusInfo/VirusProfile.aspx?key=207702#none;
reference:url,vil.nai.com/vil/content/v_156782.htm;
reference:url,www.spywaredetector.net/spyware_encyclopedia/Backdoor.Prosti.htm;
classtype:trojan-activity;
sid:2009804; rev:9;
metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_13;
)