Rule History

SID: 903201537 • 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:"7f:fd:7b:c9:90:c3:eb:78:49:ef:9c:46:35:d8:c5:a8:fb:16:a7:bf"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/7ffd7bc990c3eb7849ef9c4635d8c5a8fb16a7bf/; sid:903201537; 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