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

SID: 903207709Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedSeptember 15, 2025
UpdatedSeptember 15, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"29:7d:73:e1:b5:a6:55:d3:39:99:22:3a:a6:33:51:f8:f3:54:03:dc"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/297d73e1b5a655d33999223aa63351f8f35403dc/; sid:903207709; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/297d73e1b5a655d33999223aa63351f8f35403dc/

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