Rule History

SID: 903201887 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (Quakbot C&C)"; tls_cert_fingerprint; content:"bc:6a:c5:d0:0e:99:18:d6:df:8a:74:e8:04:26:e0:fc:c6:73:28:c6"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/bc6ac5d00e9918d6df8a74e80426e0fcc67328c6/; sid:903201887; 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