""ET CURRENT_EVENTS Microsoft Encrypted Email Phishing Landing 2016-06-23""

SID: 2032020

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_06_23, deployment Perimeter, signature_severity Major, tag Phishing, updated_at 2016_06_23

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: "/microsoft.secure.encrypted"

Within:

PCRE:

Special Options:

  • http_method

  • nocase

  • http_uri

source