""ET TROJAN WP CharCode Inject""

SID: 2039077

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_09_30, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, signature_severity Major, updated_at 2022_09_30

Reference:

  • md5

  • be4c9c2b5b96eb2eafb32105036da953

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: $HTTP_PORTS

Flow: established,to_client

Contents:

  • Value: "document|2e|getElementsByTagName|28 22|script|22 29 3b|"

  • Value: "var|20|wantmee|20 3d 20|false|3b|"

  • Value: "wantmee|3d|true|3b|"

  • Value: "if|28|wantmee|3d 3d|false|29|"

  • Value: "async|3d|true|3b|"

  • Value: "|2e|src|3d|String|2e|fromCharCode|28|"

  • Value: "document|2e|currentScript|2e|parentNode|2e|insertBefore"

Within:

PCRE:

Special Options:

  • file_data

  • fast_pattern

source