Rule History

SID: 903205904 • 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:"5e:7b:3d:ad:01:47:6e:ef:dd:0f:3d:1a:82:fa:21:fc:75:58:8d:22"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/5e7b3dad01476eefdd0f3d1a82fa21fc75588d22/; sid:903205904; 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