Rule History

SID: 903201353 • 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:"03:a0:ac:10:93:3f:bf:84:4a:72:28:08:39:69:b1:a0:dc:ba:d7:40"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/03a0ac10933fbf844a7228083969b1a0dcbad740/; sid:903201353; 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