Rule History

SID: 903203343 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

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

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (ZLoader C&C)"; tls_cert_fingerprint; content:"2a:dc:56:20:0a:fc:05:57:4c:8a:c4:c1:03:94:cb:31:9f:84:d4:53"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/2adc56200afc05574c8ac4c10394cb319f84d453/; sid:903203343; 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