Rule History

SID: 903203494 • 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:"b0:bd:fb:8d:ae:a3:8d:57:46:1f:bc:9d:77:7a:44:14:d6:2c:9a:2b"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/b0bdfb8daea38d57461fbc9d777a4414d62c9a2b/; sid:903203494; 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