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

SID: 903209207Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedMarch 14, 2026
UpdatedMarch 14, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"f0:21:dc:8a:50:b4:7d:94:a4:54:ff:92:d7:8b:d1:21:55:97:a7:59"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f021dc8a50b47d94a454ff92d78bd1215597a759/; sid:903209207; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/f021dc8a50b47d94a454ff92d78bd1215597a759/

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