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

SID: 903201926Rev: 138 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 (Quakbot C&C)"; tls_cert_fingerprint; content:"b4:a8:b5:5e:d5:00:a0:8f:3c:83:c2:f4:70:8a:ea:66:a5:d5:21:dc"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b4a8b55ed500a08f3c83c2f4708aea66a5d521dc/; sid:903201926; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/b4a8b55ed500a08f3c83c2f4708aea66a5d521dc/

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