alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT Successful Compromise svchost.jpg Beacon - Java Zeroday"; flow:established,to_server; http.uri; content:"/svchost.jpg"; fast_pattern; http.user_agent; content:"Java/1."; reference:url,blog.fireeye.com/research/2013/02/yaj0-yet-another-java-zero-day-2.html; classtype:trojan-activity; sid:2016511; rev:6; metadata:attack_target Client_Endpoint, created_at 2013_03_01, deployment Perimeter, signature_severity Major, tag c2, updated_at 2020_09_18, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)