""ET CURRENT_EVENTS 401TRG Successful Multi-Email Phish - Observed in Docusign/Dropbox/Onedrive/Gdrive Nov 02 2017""

SID: 2024942

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_11_02, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2017_11_02, 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: "pasuma" Depth: 100

  • Value: "name"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • nocase

  • http_client_body

  • fast_pattern

  • nocase

  • http_client_body

source