""ET TROJAN ArcDoor Intial Checkin""

SID: 2020345

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2015_02_03, updated_at 2015_02_03

Reference:

  • md5

  • 71bae4762a6d2c446584f1ae991a8fbe

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"

  • Value: "Content-Length|3a 20|28|0d 0a|"

Within:

PCRE: "/^[a-z0-9]{11}=\d{16}$/P"

Special Options:

  • http_method

  • http_header

source