SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourceabuse.ch/sslbl-blacklist
CreatedJanuary 12, 2026
UpdatedJanuary 12, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"c5:dd:75:a5:9c:cf:69:e1:11:2a:3e:56:67:d0:97:5a:24:2f:bc:4a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/c5dd75a59ccf69e1112a3e5667d0975a242fbc4a/; sid:903208735; rev:1;)
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