""ET CURRENT_EVENTS Successful Wells Fargo Account Phish 2015-08-18""

SID: 2031815

Revision: 3

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_08_18, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2017_10_29, 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: "destination=" Depth: 12

• Value: "&user"

• Value: "&pass"

• Value: "&screenid="

• Value: "&origination="

Within:

PCRE:

Special Options:

• http_method

• http_client_body

• fast_pattern

• http_client_body

• http_client_body

• http_client_body

• http_client_body

source