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

SID: 903209372Rev: 10 views
Sourceabuse.ch/sslbl-blacklist
CreatedMarch 27, 2026
UpdatedMarch 27, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"b3:9e:f7:81:d5:02:59:93:ed:84:ed:86:71:5d:0e:1a:d1:6e:35:20"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b39ef781d5025993ed84ed86715d0e1ad16e3520/; sid:903209372; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/b39ef781d5025993ed84ed86715d0e1ad16e3520/

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