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

SID: 903204630Rev: 1EnabledDerived1 views
Filesslblacklist_tls_cert.rules
CreatedJune 25, 2025
UpdatedJune 25, 2025
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"4a:d3:ab:ef:b8:ce:81:93:f5:65:3a:be:3a:d2:d9:2d:ee:62:54:92"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4ad3abefb8ce8193f5653abe3ad2d92dee625492/; sid:903204630; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/4ad3abefb8ce8193f5653abe3ad2d92dee625492/

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