""ET CURRENT_EVENTS Evil Redirector Leading to EK March 15 2017""

SID: 2024092

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2017_03_17, deployment Perimeter, performance_impact Low, signature_severity Major, tag Redirector, updated_at 2017_03_17

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "iframe"

  • Value: "src"

  • Value: "QMvXcJ"

Within:

PCRE: "/^\s=\s[\x22\x27][Hh][Tt][Tt][Pp][Ss]?\x3a\x2f\x2f[^\x2f]+\x2f(?=[^\x2f\x22\x27]+=[^\x2f\x22\x27&]{0,5}QMvXcJ)[^\x2f\x22\x27]{90}/Rs"

Special Options:

  • file_data

  • nocase

  • nocase

source