Rule History

SID: 903201553 • Source: abuse.ch/sslbl-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:"2b:29:68:f0:4b:b6:55:6e:c2:91:b8:44:3c:23:04:75:4c:9a:d7:f1"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2b2968f04bb6556ec291b8443c2304754c9ad7f1/; sid:903201553; 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