#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; content:!"|03|cnc"; distance:1; within:4; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_01_22, deployment Perimeter, former_category MALWARE, malware_family Upatre, signature_severity Critical, tag SSL_Malicious_Cert, tag Exploit_Kit, tag Downloader, tag Upatre, updated_at 2020_08_19;)

Added 2021-06-08 18:12:04 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; content:!"|03|cnc"; distance:1; within:4; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_01_22, deployment Perimeter, malware_family Upatre, signature_severity Critical, tag SSL_Malicious_Cert, tag Exploit_Kit, tag Downloader, tag Upatre, updated_at 2020_08_19;)

Added 2020-08-19 18:14:23 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; content:!"|03|cnc"; distance:1; within:4; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_01_22, deployment Perimeter, malware_family Upatre, signature_severity Critical, tag SSL_Malicious_Cert, tag Exploit_Kit, tag Downloader, tag Upatre, updated_at 2016_07_01;)

Added 2020-08-05 19:09:35 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; content:!"|03|cnc"; distance:1; within:4; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag SSL_Malicious_Cert, tag Exploit_Kit, tag Downloader, tag Upatre, signature_severity Critical, created_at 2014_01_22, malware_family Upatre, updated_at 2016_07_01;)

Added 2017-08-07 21:12:01 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; content:!"|03|cnc"; distance:1; within:4; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:6;)

Added 2014-09-24 18:17:05 UTC


alert tcp $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+|[23werf]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:4;)

Added 2014-05-10 17:51:49 UTC


alert tcp $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET TROJAN Possible Upatre Downloader SSL certificate (fake org)"; flow:established,from_server; content:"|06 03 55 04 0a|"; pcre:"/^.{2}(?P([asdfgh]+|[qwerty]+|[zxcvbn]+)[01]).+?\x06\x03\x55\x04\x0a.{2}(?P=fake_org)/Rs"; classtype:trojan-activity; sid:2018005; rev:3;)

Added 2014-01-22 16:51:19 UTC


Topic revision: r1 - 2021-06-08 - TWikiGuest
 
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