""ET TROJAN VBulletin Backdoor CMD inbound""

SID: 2017111

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2013_07_05, updated_at 2013_07_05

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HTTP_SERVERS

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "HTTP_ECMDE|3a|"

Within:

PCRE:

Special Options:

  • http_header

source