Rule History

SID: 903202151 • 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:"91:8f:16:c0:92:ce:9f:9b:31:7c:a5:22:f5:0e:fe:06:3c:0d:a1:7a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/918f16c092ce9f9b317ca522f50efe063c0da17a/; sid:903202151; 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