SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)
Sourcesslbl/ssl-fp-blacklist
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:"83:fe:26:aa:d8:44:f1:01:03:67:26:af:cd:7f:28:cf:37:7d:20:af"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/83fe26aad844f101036726afcd7f28cf377d20af/; sid:903205184; rev:1;)
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