SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourceabuse.ch/sslbl-blacklist
CreatedMarch 2, 2026
UpdatedMarch 2, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"9a:a3:53:c7:2a:1d:40:70:36:52:8d:e1:1a:92:91:72:e5:36:f0:94"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9aa353c72a1d407036528de11a929172e536f094/; sid:903209088; rev:1;)
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