""ET CURRENT_EVENTS Successful Outlook Webmail Account Phish 2015-09-02""

SID: 2031685

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_09_02, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2015_09_02, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

• Value: ""

• Value: "Outlook Web Validation Successful"

• Value: "email details correctly|3b|"

• Value: "wrongly kindly click"

• Value: "refill in details"

Within:

PCRE:

Special Options:

• file_data

source