Rule History

SID: 903202851 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (IcedID C&C)"; tls_cert_fingerprint; content:"ef:4d:21:0c:97:77:02:9a:72:92:b6:bd:44:77:a9:9e:6a:02:eb:27"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/ef4d210c9777029a7292b6bd4477a99e6a02eb27/; sid:903202851; 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