#alert tls $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Downloader CnC?)"; flow:established,from_server; content:"|16|"; content:"|0b|"; within:8; content:"|09 00 87 58 1a 93 f4 b1 c2 6b|"; within:35; fast_pattern; content:"|55 04 0a|"; distance:0; content:"|13|Default Company Ltd"; distance:1; within:20; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2022133; rev:2; metadata:attack_target Client_Endpoint, created_at 2015_11_24, deployment Perimeter, former_category MALWARE, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2016_07_01;)

Added 2021-09-21 20:00:26 UTC


#alert tls $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Downloader CnC?)"; flow:established,from_server; content:"|16|"; content:"|0b|"; within:8; content:"|09 00 87 58 1a 93 f4 b1 c2 6b|"; within:35; fast_pattern; content:"|55 04 0a|"; distance:0; content:"|13|Default Company Ltd"; distance:1; within:20; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2022133; rev:2; metadata:attack_target Client_Endpoint, created_at 2015_11_23, deployment Perimeter, former_category MALWARE, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2016_07_01;)

Added 2020-08-05 19:11:52 UTC


alert tls $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Downloader CnC?)"; flow:established,from_server; content:"|16|"; content:"|0b|"; within:8; content:"|09 00 87 58 1a 93 f4 b1 c2 6b|"; within:35; fast_pattern; content:"|55 04 0a|"; distance:0; content:"|13|Default Company Ltd"; distance:1; within:20; metadata: former_category MALWARE; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2022133; rev:2; metadata:attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2015_11_23, updated_at 2016_07_01;)

Added 2019-09-19 19:26:32 UTC


alert tls $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Downloader CnC?)"; flow:established,from_server; content:"|16|"; content:"|0b|"; within:8; content:"|09 00 87 58 1a 93 f4 b1 c2 6b|"; within:35; fast_pattern; content:"|55 04 0a|"; distance:0; content:"|13|Default Company Ltd"; distance:1; within:20; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2022133; rev:2; metadata:attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, signature_severity Major, created_at 2015_11_23, updated_at 2016_07_01;)

Added 2017-08-07 21:16:57 UTC


alert tls $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Downloader CnC?)"; flow:established,from_server; content:"|16|"; content:"|0b|"; within:8; content:"|09 00 87 58 1a 93 f4 b1 c2 6b|"; within:35; fast_pattern; content:"|55 04 0a|"; distance:0; content:"|13|Default Company Ltd"; distance:1; within:20; reference:url,sslbl.abuse.ch; classtype:trojan-activity; sid:2022133; rev:2;)

Added 2015-11-23 16:18:19 UTC


Topic revision: r1 - 2021-09-22 - TWikiGuest
 
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