Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Observed Evil Keitaro TDS Redirection Domain (fiberswatch .com in TLS SNI)"; flow:established,to_server; tls.sni; content:"fiberswatch.com"; bsize:15; fast_pattern; classtype:domain-c2; sid:2031615; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_02_11, deployment Perimeter, malware_family KeitaroTDS, performance_impact Low, confidence High, signature_severity Major, tag SSL_Malicious_Cert, tag TDS, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_17;)