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

SID: 903204184Rev: 143 views
History
Sourcesslbl/ssl-fp-blacklist
CreatedJune 25, 2025
UpdatedJune 25, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (CobaltStrike C&C)"; tls_cert_fingerprint; content:"5b:cf:eb:c8:5e:95:1c:56:84:fa:b6:00:4d:a8:e4:52:83:ee:2c:2f"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5bcfebc85e951c5684fab6004da8e45283ee2c2f/; sid:903204184; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/5bcfebc85e951c5684fab6004da8e45283ee2c2f/

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