Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed Avalanche / Lavina Pulse Domain (avl .team in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".avl.team"; endswith; fast_pattern; reference:url,todon.eu/@tek/110061491242636412; classtype:misc-activity; sid:2044715; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_21, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2023_03_21;)