Rule History

SID: 903201869 • 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:"ca:7e:77:93:8c:b8:ca:7c:09:fa:52:41:37:d5:04:2d:6f:83:e2:1a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ca7e77938cb8ca7c09fa524137d5042d6f83e21a/; sid:903201869; 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