SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourceabuse.ch/sslbl-blacklist
CreatedMarch 17, 2026
UpdatedMarch 17, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"9a:00:a1:2f:ad:77:02:89:e3:18:38:74:88:aa:b1:f3:c5:ab:0c:b6"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9a00a12fad770289e318387488aab1f3c5ab0cb6/; sid:903209243; rev:1;)
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