SSLBL: Malicious SSL certificate detected (AdaptixC2 C&C)

SID: 903208985Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedFebruary 23, 2026
UpdatedFebruary 23, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (AdaptixC2 C&C)"; tls_cert_fingerprint; content:"5e:77:e3:17:de:de:45:95:a4:40:13:38:dd:75:3c:c8:0b:a8:52:09"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5e77e317dede4595a4401338dd753cc80ba85209/; sid:903208985; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/5e77e317dede4595a4401338dd753cc80ba85209/

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