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

SID: 903210054Rev: 1EnabledDerived0 views
Filesslblacklist_tls_cert.rules
CreatedJuly 3, 2026
UpdatedJuly 3, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"ac:56:39:07:d3:1a:21:44:37:60:ce:e9:2a:98:b5:0b:ba:61:52:aa"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ac563907d31a21443760cee92a98b50bba6152aa/; sid:903210054; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/ac563907d31a21443760cee92a98b50bba6152aa/

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