Rule History

SID: 903201645 • 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:"b0:23:8c:54:7a:90:5b:fa:11:9c:4e:8b:ac:ca:ea:cf:36:49:1f:f6"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b0238c547a905bfa119c4e8baccaeacf36491ff6/; sid:903201645; 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