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

SID: 903210091Rev: 1EnabledDerived0 views
Filesslblacklist_tls_cert.rules
CreatedJuly 9, 2026
UpdatedJuly 9, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"9c:c7:61:49:b0:7c:25:89:36:11:bc:83:39:40:6a:63:12:ab:20:53"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/9cc76149b07c25893611bc8339406a6312ab2053/; sid:903210091; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/9cc76149b07c25893611bc8339406a6312ab2053/

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