SSLBL: Malicious SSL certificate detected (XillenStealer C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 4, 2026
UpdatedFebruary 4, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (XillenStealer C&C)"; tls_cert_fingerprint; content:"70:22:1c:99:bc:05:17:26:ee:98:2e:4d:ca:00:93:d7:be:45:99:cd"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/70221c99bc051726ee982e4dca0093d7be4599cd/; sid:903208831; rev:1;)
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