""ET CURRENT_EVENTS Possible Successful Phish (Google/Dropbox/Netflix) 2015-07-11""

SID: 2031882

Revision: 2

Class Type: policy-violation

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_07_10, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2017_07_14, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

• Value: "POST"

• Value: ".php"

• Value: "Content-Type|3a 20|application/x-www-form-urlencoded"

• Value: "&Email="

• Value: "&Passwd="

• Value: "&signIn="

Within:

PCRE: "/.php$/U"

Special Options:

• http_method

• http_uri

• http_header

• http_client_body

• http_client_body

• fast_pattern

• http_client_body

source