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

SID: 903207810Rev: 10 views
Sourcesslbl/ssl-fp-blacklist
CreatedSeptember 15, 2025
UpdatedSeptember 15, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"5d:8c:a4:d5:03:6d:43:ef:b6:0a:a8:2a:23:21:63:3c:2f:58:1d:19"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5d8ca4d5036d43efb60aa82a2321633c2f581d19/; sid:903207810; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/5d8ca4d5036d43efb60aa82a2321633c2f581d19/

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