Rule History

SID: 903205087 • 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:"1c:bb:0d:8a:d6:ad:39:77:ce:31:71:40:26:4f:b7:c5:e7:17:9e:5f"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/1cbb0d8ad6ad3977ce317140264fb7c5e7179e5f/; sid:903205087; 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