Rule History

SID: 903203402 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (TA505 C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (TA505 C&C)"; tls_cert_fingerprint; content:"21:56:dc:a1:e3:9a:76:ff:b0:31:89:b3:72:1b:f2:af:5b:d5:0f:e4"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2156dca1e39a76ffb03189b3721bf2af5bd50fe4/; sid:903203402; 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