Rule History

SID: 903201294 • 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:"db:ca:34:41:a2:04:7f:58:f2:f4:f2:49:30:16:a1:cb:97:b7:3e:6c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/dbca3441a2047f58f2f4f2493016a1cb97b73e6c/; sid:903201294; 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