Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Suspected TA445 Spearphishing Related Domain (akademia-mil .space in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".akademia-mil.space"; endswith; fast_pattern; reference:url,www.bleepingcomputer.com/news/security/ukraine-links-phishing-targeting-military-to-belarusian-hackers/; classtype:trojan-activity; sid:2035299; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_02_25, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_02_25, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)