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

SID: 903204030Rev: 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:"1b:f3:86:bc:c5:b9:92:f9:60:f9:a1:40:1f:c3:2b:ea:a7:37:97:8b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/1bf386bcc5b992f960f9a1401fc32beaa737978b/; sid:903204030; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/1bf386bcc5b992f960f9a1401fc32beaa737978b/

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