Rule History

SID: 903204252 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"c8:bf:d0:12:db:4b:42:d4:92:f0:3e:53:d3:4f:6e:70:bf:c0:e8:13"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/c8bfd012db4b42d492f03e53d34f6e70bfc0e813/; sid:903204252; 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