SSLBL: Malicious SSL certificate detected (Vidar C&C)

SID: 903208836Rev: 10 views
Sourcesslbl/ssl-fp-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:"4e:73:f6:15:5e:e7:d6:ab:86:2f:b3:22:cd:8a:3d:d2:9c:0b:89:58"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4e73f6155ee7d6ab862fb322cd8a3dd29c0b8958/; sid:903208836; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/4e73f6155ee7d6ab862fb322cd8a3dd29c0b8958/

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