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

SID: 903209775Rev: 1EnabledDerived0 views
Filesslblacklist_tls_cert.rules
CreatedMay 28, 2026
UpdatedMay 28, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"9f:0d:33:c1:ea:a7:af:d4:10:09:d0:ec:59:4c:0a:40:8d:2d:f1:23"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9f0d33c1eaa7afd41009d0ec594c0a408d2df123/; sid:903209775; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/9f0d33c1eaa7afd41009d0ec594c0a408d2df123/

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