Rule History

SID: 903204118 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ServHelper C&C)"; tls_cert_fingerprint; content:"21:78:0e:91:02:4a:45:a1:b8:06:7a:f4:c0:90:3d:65:7c:30:d9:22"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/21780e91024a45a1b8067af4c0903d657c30d922/; sid:903204118; 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