SSLBL: Malicious SSL certificate detected (Vidar 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 (Vidar C&C)"; tls_cert_fingerprint; content:"7b:78:a6:4a:bb:30:ca:04:ee:c1:ae:d8:b2:74:9e:be:81:10:4a:05"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/7b78a64abb30ca04eec1aed8b2749ebe81104a05/; sid:903208828; rev:1;)
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