SSLBL: Malicious SSL certificate detected (Vidar C&C)

SID: 903209287Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 20, 2026
UpdatedMarch 20, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"4b:c1:bc:85:44:80:3e:05:f9:3b:5c:88:cb:e0:ce:c6:26:ad:95:ad"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4bc1bc8544803e05f93b5c88cbe0cec626ad95ad/; sid:903209287; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/4bc1bc8544803e05f93b5c88cbe0cec626ad95ad/

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