""ET CURRENT_EVENTS Successful Key Bank Phish M2 2015-08-20""

SID: 2031886

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_08_20, 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: ".php"

  • Value: "__EVENTTARGET=btnValidateSignon&" Depth: 32

  • Value: "&userid="

  • Value: "&password="

  • Value: "&email="

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

source