Rule History

SID: 903204411 • 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:"bf:4d:87:ab:a6:77:c1:5c:9a:34:63:0f:8b:aa:0e:de:66:3a:11:5b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/bf4d87aba677c15c9a34630f8baa0ede663a115b/; sid:903204411; 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