SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourcesslbl/ssl-fp-blacklist
CreatedMay 21, 2026
UpdatedMay 21, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"cb:cb:ab:57:af:71:9e:97:17:44:07:cc:1e:97:c5:7c:34:78:d4:81"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/cbcbab57af719e97174407cc1e97c57c3478d481/; sid:903209687; rev:1;)
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