Rule History

SID: 903206886 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (OffLoader C&C)"; tls_cert_fingerprint; content:"2a:1f:e5:61:f4:88:73:6b:d0:e5:cf:31:1e:9a:26:0f:c5:73:a8:8a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2a1fe561f488736bd0e5cf311e9a260fc573a88a/; sid:903206886; 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