Rule History

SID: 903201357 • 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:"41:29:5a:7e:73:ea:49:c1:25:41:96:b2:f2:a7:bf:4e:94:59:60:0e"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/41295a7e73ea49c1254196b2f2a7bf4e9459600e/; sid:903201357; 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