Rule History

SID: 903201921 • 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:"48:fd:38:08:98:71:b8:7f:2e:6b:1c:4a:57:93:ce:67:ec:5e:81:8e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/48fd38089871b87f2e6b1c4a5793ce67ec5e818e/; sid:903201921; 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