alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET EXPLOIT_KIT Probable Sakura Java applet with obfuscated URL Sep 21 2012";
flow:established,from_server;
file_data;
content:"applet";
content:"nzzv@55"; fast_pattern; within:200;
flowbits:set,et.exploitkitlanding;
classtype:exploit-kit;
sid:2015735; rev:3;
metadata:created_at 2012_09_25, signature_severity Major, updated_at 2019_07_26, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;
)