""ET INFO Suspicious Browser Plugin Detect - Observed in Phish Landings""

SID: 2025399

Revision: 2

Class Type: bad-unknown

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_02_26, deployment Perimeter, signature_severity Minor, tag Phishing, updated_at 2018_02_26

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "#browser_info"

  • Value: "getBrowserMajorVersion()"

  • Value: "#os_info"

  • Value: "getOSVersion()"

  • Value: "getScreenPrint()"

  • Value: "getPlugins()"

  • Value: "getJavaVersion()"

  • Value: "getFlashVersion()"

  • Value: "getSilverlightVersion()"

Within:

PCRE:

Special Options:

  • file_data

  • nocase

  • fast_pattern

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

source