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

SID: 903204991Rev: 10 views
History
Sourceabuse.ch/sslbl-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:"4b:00:c2:3c:42:00:f2:54:5e:d2:ea:a1:d4:f8:2f:7b:5e:ed:9d:f0"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4b00c23c4200f2545ed2eaa1d4f82f7b5eed9df0/; sid:903204991; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/4b00c23c4200f2545ed2eaa1d4f82f7b5eed9df0/

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