Rule History

SID: 903202069 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Quakbot C&C)"; tls_cert_fingerprint; content:"61:45:cb:40:6e:2f:cd:03:a2:e6:d1:13:ef:ae:6c:a2:c3:88:eb:8b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/6145cb406e2fcd03a2e6d113efae6ca2c388eb8b/; sid:903202069; 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