Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ATTACK_RESPONSE Obfuscated JS - URL Encoded Unescape Function Call Inbound"; flow:established,from_server; file_data; content:"%2e%6c%6f%63%61%74%69%6f%6e%20%3d%20%75%6e%65%73%63%61%70%65%28%22%25%75"; nocase; reference:url,eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/; classtype:misc-activity; sid:2016134; rev:4; metadata:created_at 2012_12_30, confidence Medium, signature_severity Minor, updated_at 2022_06_10, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;)