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

SID: 903209529Rev: 10 views
Sourceabuse.ch/sslbl-blacklist
CreatedApril 14, 2026
UpdatedApril 14, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"f9:19:37:b7:8d:c3:6f:7f:7b:9f:f7:0f:0f:53:af:ee:fe:7a:d3:1d"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f91937b78dc36f7f7b9ff70f0f53afeefe7ad31d/; sid:903209529; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/f91937b78dc36f7f7b9ff70f0f53afeefe7ad31d/

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