Rule History

SID: 903201447 • 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:"e8:6a:7d:ef:d8:37:17:d2:29:b2:8f:26:3c:cb:74:30:0e:ff:6b:9a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/e86a7defd83717d229b28f263ccb74300eff6b9a/; sid:903201447; 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