""ET TROJAN TwoFace WebShell Detected""

SID: 2027903

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Server_Applications, attack_target Client_Endpoint, created_at 2019_08_22, deployment Perimeter, signature_severity Major, updated_at 2019_08_22

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: any

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "POST"

  • Value: ".aspx"

  • Value: "data=pro#=#"

  • Value: "data=pro#=#"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_cookie

source