""ET CURRENT_EVENTS Successful Generic Phish (set) 2019-04-12""

SID: 2027196

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_04_12, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2019_04_12, 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: established,to_server

Contents:

  • Value: "POST"

  • Value: ".php"

  • Value: "ur=" Depth: 3

  • Value: "&ps="

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_uri

  • nocase

  • http_client_body

  • nocase

  • http_client_body

  • fast_pattern

source