alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (VMZeuS? MITM)"; flow:established,from_server; content:"|55 04 03|"; content:"|16|httpsgatevalidator.com"; distance:1; within:23; fast_pattern; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2021436; rev:3; metadata:attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2015_07_17, updated_at 2016_07_01;)

Added 2017-08-07 21:16:09 UTC

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (VMZeuS? MITM)"; flow:established,from_server; content:"|55 04 03|"; content:"|16|httpsgatevalidator.com"; distance:1; within:23; fast_pattern; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2021436; rev:3;)

Added 2015-07-17 17:00:19 UTC