Rule History

SID: 903205177 • 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:"bb:b0:5b:54:0b:fd:17:c1:77:e5:2f:7c:d9:7c:ab:7c:83:0b:a9:0c"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/bbb05b540bfd17c177e52f7cd97cab7c830ba90c/; sid:903205177; 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