alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET DELETED Blackhole Exploit Kit Java Rhino Script Engine Remote Code Execution Attempt"; flow:established,to_client; content:"document.createElement('applet'"; nocase; content:"setAttribute('code"; nocase; distance:0; content:"setAttribute('archive"; nocase; distance:0; content:".jar"; nocase; distance:0; content:"document.createElement('param"; nocase; distance:0; content:"setAttribute('name"; nocase; distance:0; content:"setAttribute('value"; nocase; distance:0; reference:url,blog.eset.com/2011/12/15/spam-campaign-uses-blackhole-exploit-kit-to-install-spyeye; reference:bid,50218; reference:cve,2011-3544; classtype:exploit-kit; sid:2014048; rev:8; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2011_12_30, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, updated_at 2021_06_23, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;)