Rule History

SID: 903201951 • 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:"c1:ec:4f:82:e7:f1:98:c4:fd:d4:00:9d:68:06:64:4d:01:f2:f8:10"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/c1ec4f82e7f198c4fdd4009d6806644d01f2f810/; sid:903201951; 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