""ET TROJAN Win32/Formgrabber Data Exfil""

SID: 2024781

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2017_09_28, updated_at 2017_09_28

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: "c=" Depth: 2

  • Value: "&v="

  • Value: "&h="

  • Value: "&t="

  • Value: !"Referer|3a|"

Within:

PCRE: "/^c=[A-F0-9]{10,}&v=[^&]+&h=[^&]+&t=[0-9]$/Psi"

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source