Rule History

SID: 903202256 • 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:"7b:78:42:50:8e:74:b0:a6:c2:b8:4f:71:18:ee:4e:a7:3d:0d:d1:2a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/7b7842508e74b0a6c2b84f7118ee4ea73d0dd12a/; sid:903202256; 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