""ET TROJAN [PTsecurity] Trojan.JS.Agent.dwz Checkin 2""

SID: 2025530

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_04_23, deployment Perimeter, signature_severity Major, updated_at 2018_04_23

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: "Accept|3a 20|/"

  • Value: "Accept-Language|3a 20|"

  • Value: "auth255|3a 20|login"

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded"

  • Value: "Accept-Encoding|3a 20|gzip, deflate"

  • Value: "User-Agent|3a 20|Mozilla/4.0 (compatible|3b| MSIE 7.0|3b| Windows NT 6.1|3b|"

  • Value: !"Referer|3a|"

  • Value: "a=" Depth: 2

Within:

PCRE: "/^a=(?:[a-f0-9]{2}){23,60}$/P"

Special Options:

  • http_method

  • http_header

  • http_header

  • http_header

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

  • http_client_body

source