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

SID: 903209820Rev: 1EnabledDerived2 views
Filesslblacklist_tls_cert.rules
CreatedJune 4, 2026
UpdatedJune 4, 2026
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"28:c3:10:6c:d1:ce:c9:a5:df:ec:7f:2b:a3:b0:dd:7e:70:78:44:29"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/28c3106cd1cec9a5dfec7f2ba3b0dd7e70784429/; sid:903209820; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/28c3106cd1cec9a5dfec7f2ba3b0dd7e70784429/

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