SSLBL: Malicious SSL certificate detected (SantaStealer C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 8, 2026
UpdatedFebruary 8, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (SantaStealer C&C)"; tls_cert_fingerprint; content:"80:9e:09:b7:98:d3:91:5b:74:16:06:02:08:e3:68:79:4f:aa:25:10"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/809e09b798d3915b7416060208e368794faa2510/; sid:903208855; rev:1;)
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