Rule History

SID: 903205120 • 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:"41:11:eb:4e:34:52:f3:04:6c:6f:5d:fe:90:f8:4f:08:d3:e1:bb:9c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/4111eb4e3452f3046c6f5dfe90f84f08d3e1bb9c/; sid:903205120; 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