alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Trickbot Payload Request"; flow:to_server,established; content:"GET"; http_method; content:".png HTTP/1.1|0d 0a|Host|3a 20|"; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a|"; http_header; pcre:"/^\/(?:kas|ser|mac)[0-9]+\.png$/Ui"; metadata: former_category TROJAN; reference:md5,2c6cd25a31fe097ee7532422fc8eedc8; classtype:trojan-activity; sid:2024901; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Trickbot, signature_severity Major, created_at 2017_10_23, updated_at 2019_10_07;)

Added 2019-10-08 19:34:47 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Trickbot Payload Request"; flow:to_server,established; content:"GET"; http_method; content:".png HTTP/1.1|0d 0a|Host|3a 20|"; fast_pattern:only; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a|"; http_header; pcre:"/^\/(?:kas|ser|mac)[0-9]+\.png$/Ui"; metadata: former_category TROJAN; reference:md5,2c6cd25a31fe097ee7532422fc8eedc8; classtype:trojan-activity; sid:2024901; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Trickbot, signature_severity Major, created_at 2017_10_23, updated_at 2017_10_23;)

Added 2017-10-24 16:14:54 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Trickbot Payload Request"; flow:to_server,established; content:"/kas"; depth:4; nocase; http_uri; fast_pattern; content:".png"; nocase; http_uri; distance:0; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a|"; http_header; pcre:"/^\/kas[0-9]+\.png$/Ui"; metadata: former_category TROJAN; reference:md5,2c6cd25a31fe097ee7532422fc8eedc8; classtype:trojan-activity; sid:2024901; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Trickbot, signature_severity Major, created_at 2017_10_23, updated_at 2017_10_23;)

Added 2017-10-23 16:33:53 UTC


Topic revision: r1 - 2019-10-08 - TWikiGuest
 
This site is powered by the TWiki collaboration platform Powered by Perl This site is powered by the TWiki collaboration platformCopyright © Emerging Threats