SSLBL: Malicious SSL certificate detected (Rhadamanthys C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedOctober 20, 2025
UpdatedOctober 20, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Rhadamanthys C&C)"; tls_cert_fingerprint; content:"99:ee:54:42:ca:c1:a0:fd:84:76:33:cd:f5:6e:69:e5:d0:af:fa:0e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/99ee5442cac1a0fd847633cdf56e69e5d0affa0e/; sid:903208276; rev:1;)
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