Rule History

SID: 903206061 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"be:2b:0b:27:0e:4d:b1:9c:aa:5c:42:e9:d2:eb:f6:46:45:a2:d0:55"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/be2b0b270e4db19caa5c42e9d2ebf64645a2d055/; sid:903206061; rev:1;)

Created:

Jun 25, 2025, 11:40 AM

Updated:

Jun 25, 2025, 11:40 AM

DB Created:

Jul 17, 2025, 2:34 PM

DB Updated:

Jul 17, 2025, 2:34 PM

Filename:

sslblacklist_tls_cert.rules