#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; classtype:trojan-activity; sid:2020866; rev:3; metadata:attack_target Client_Endpoint, created_at 2015_04_09, deployment Perimeter, former_category CURRENT_EVENTS, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2016_07_01;)

Added 2022-05-19 19:06:33 UTC


#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; classtype:trojan-activity; sid:2020866; rev:2; metadata:attack_target Client_Endpoint, created_at 2015_04_09, deployment Perimeter, former_category CURRENT_EVENTS, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2016_07_01;)

Added 2021-09-21 20:00:05 UTC


#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; classtype:trojan-activity; sid:2020866; rev:2; metadata:attack_target Client_Endpoint, created_at 2015_04_08, deployment Perimeter, former_category CURRENT_EVENTS, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2016_07_01;)

Added 2020-08-05 19:11:06 UTC


#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; metadata: former_category CURRENT_EVENTS; classtype:trojan-activity; sid:2020866; rev:2; metadata:attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2015_04_08, updated_at 2016_07_01;)

Added 2019-08-15 20:33:29 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; classtype:trojan-activity; sid:2020866; rev:2; metadata:attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2015_04_08, updated_at 2016_07_01;)

Added 2017-08-07 21:15:27 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Possible Dridex downloader SSL Certificate srv1.mainsftdomain.com"; flow:established,from_server; content:"|55 04 03|"; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; content:"|55 04 03|"; distance:0; content:"|16|srv1.mainsftdomain.com"; distance:1; within:23; classtype:trojan-activity; sid:2020866; rev:2;)

Added 2015-04-08 21:27:51 UTC


Topic revision: r1 - 2022-05-19 - TWikiGuest
 
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