Rule History

SID: 903201339 • 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:"06:1e:5f:80:c1:a8:66:a3:b3:88:74:ff:84:78:f6:bb:ec:99:c9:a6"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/061e5f80c1a866a3b38874ff8478f6bbec99c9a6/; sid:903201339; 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