""ET WEB_CLIENT Javascript XOR Encoding - Observed in Apple Phishing 2016-12-09""

SID: 2032200

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_12_09, deployment Perimeter, signature_severity Major, tag Phishing, updated_at 2016_12_09

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "200"

  • Value: "Content-Type|3a 20|text/html"

  • Value: "strHTML=|22 22 3b|"

  • Value: "strHTML+=|22|"

  • Value: "function XOR"

  • Value: "strPass"

  • Value: "binl2b64"

  • Value: "core_hmac_md5"

  • Value: "hex_hmac_md5"

Within: 11

PCRE:

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • nocase

  • fast_pattern

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

source