Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Dora RAT Domain (kmobile .bestunif .com) in TLS SNI"; flow:established,to_server; tls.sni; bsize:20; content:"kmobile.bestunif.com"; fast_pattern; reference:url,asec-ahnlab-com.translate.goog/ko/65495/?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp; classtype:trojan-activity; sid:2052866; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_05_23, deployment Perimeter, malware_family Dora_RAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_10_04, reviewed_at 2024_10_04;)