""ET CURRENT_EVENTS Successful Adobe Online Document Phish 2016-04-25""

SID: 2031985

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_04_25, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2016_04_25, 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: "/wp-" Depth: 4

  • Value: ".php?login="

  • Value: ".php?login="

  • Value: "email=" Depth: 6

  • Value: "pass"

Within:

PCRE: "/[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+.[A-Za-z]{2,6}$/U"

Special Options:

  • http_method

  • http_uri

  • nocase

  • http_uri

  • fast_pattern

  • nocase

  • http_header

  • nocase

  • http_client_body

  • nocase

  • http_client_body

source