""ET TROJAN Trojan.Dirtjump Checkin""

SID: 2017385

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2013_08_28, updated_at 2013_08_28

Reference:

  • md5

  • 50a538221e015d77cf4794ae78978ce2

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: "req=" Depth: 4

Within:

PCRE: "/^req=[A-Za-z0-9]{15}([A-Za-z0-9]{19})?$/P"

Special Options:

  • nocase

  • http_method

  • http_client_body

source