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Rev: 1 • Mar 27, 2025, 12:00 PMET MALWARE Observed Malicious Domain (right-championships-junior-pubs .trycloudflare .com in TLS SNI)
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Malicious Domain (right-championships-junior-pubs .trycloudflare .com in TLS SNI)"; flow:established,to_server; tls.sni; bsize:49; content:"right-championships-junior-pubs.trycloudflare.com"; fast_pattern; reference:md5,3ec402cf37b62c46d70e993af8390d04; classtype:trojan-activity; sid:2061151; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_03_27, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_03_27;)
Mar 27, 2025, 12:00 PM
Mar 27, 2025, 12:00 PM
Mar 27, 2025, 9:34 PM
Jul 2, 2025, 9:34 PM
rules/emerging-malware.rules