""ET TROJAN Win32.Drun Checkin""

SID: 2025225

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target DNS_Server, created_at 2018_01_19, deployment Perimeter, performance_impact Moderate, signature_severity Major, updated_at 2018_01_19

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: ".php"

  • Value: !"Referer|3a 20|"

  • Value: !"Accept"

  • Value: !"User-Agent|3a 20|"

  • Value: "kind=" Depth: 5

  • Value: "&id="

  • Value: "Host|3a 20|" Depth: 6

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source