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

SID: 903204256Rev: 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:"f9:f4:75:50:1c:6d:2b:11:02:a4:97:eb:1c:3d:52:c9:0b:8e:00:7e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/f9f475501c6d2b1102a497eb1c3d52c90b8e007e/; sid:903204256; rev:1;)

References

urlsslbl.abuse.ch/ssl-certificates/sha1/f9f475501c6d2b1102a497eb1c3d52c90b8e007e/

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