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

SID: 903204211Rev: 142 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:"f6:57:8e:d1:8d:a0:aa:74:59:26:a9:09:e6:81:dc:ca:56:ee:cf:b1"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f6578ed18da0aa745926a909e681dcca56eecfb1/; sid:903204211; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/f6578ed18da0aa745926a909e681dcca56eecfb1/

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