Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Internet Explorer Information Disclosure Vuln as Observed in RIG EK Prefilter M2 Dec 06"; flow:established,from_server; file_data; content:"res|3a 2f 2f|"; nocase; fast_pattern; content:"/#16/"; pcre:"/^#?\d+/R"; content:".exe"; nocase; content:"|5c 5c|Progra"; nocase; classtype:exploit-kit; sid:2023587; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2016_12_06, deployment Perimeter, malware_family Exploit_Kit_RIG, confidence High, signature_severity Major, tag Exploit_kit_RIG, updated_at 2019_10_08, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1082, mitre_technique_name System_Information_Discovery;)