Rule History

SID: 903200362 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (Ransomware C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Ransomware C&C)"; tls_cert_fingerprint; content:"d5:f0:34:95:3c:a1:c9:e5:0a:6c:0c:45:47:3a:e0:21:d6:fe:7e:93"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/d5f034953ca1c9e50a6c0c45473ae021d6fe7e93/; sid:903200362; 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