SSLBL: Malicious SSL certificate detected (Vidar C&C)
Sourceabuse.ch/sslbl-blacklist
CreatedFebruary 4, 2026
UpdatedFebruary 4, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Vidar C&C)"; tls_cert_fingerprint; content:"3b:42:43:7a:4d:15:e3:2c:86:b8:b0:80:28:c7:71:f2:84:24:d8:bf"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/3b42437a4d15e32c86b8b08028c771f28424d8bf/; sid:903208823; rev:1;)
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