Rule History

SID: 903205507 • Source: sslbl/ssl-fp-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (AsyncRAT C&C)"; tls_cert_fingerprint; content:"81:25:3a:00:3f:00:03:c9:30:5d:6a:02:c9:85:df:c1:be:0d:ee:51"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/81253a003f0003c9305d6a02c985dfc1be0dee51/; sid:903205507; 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