Rule History

SID: 903201900 • 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:"be:f3:d6:8f:b9:62:f1:b6:68:e5:3a:d7:fa:c6:28:2e:2e:b0:60:1c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/bef3d68fb962f1b668e53ad7fac6282e2eb0601c/; sid:903201900; 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