""ET TROJAN Plead TSCookie CnC Checkin M4""

SID: 2028602

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_09_18, deployment Perimeter, malware_family TScookie, performance_impact Low, signature_severity Major, tag BlackTech, tag Plead, updated_at 2019_09_18

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: ".jsp?m=" Depth: 14

  • Value: "User-Agent|3a 20|Mozilla/4.0|20 28|compatible|3b 20|MSIE|20|8.0|3b 20|Win32|29 0d|"

  • Value: "Accept|3a 20|/"

  • Value: !"Referer|3a|"

Within:

PCRE: "/^[\x20-\x7e\r\n]{0,13}[^\x20-\x7e\r\n]/Psi"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

source