""ET CURRENT_EVENTS Successful Webmail Phish M2 2016-06-22""

SID: 2032285

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_06_22, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2017_10_02, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "200"

  • Value: "Content-Type|3a 20|text/html"

  • Value: "Webmail|20 3a 3a 20|Verify"

  • Value: "Online Webmail App"

  • Value: "Please Provide your phone number used in creation"

  • Value: "Phone Number"

  • Value: "Webmail Security Systems"

Within:

PCRE:

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • fast_pattern

  • nocase

  • nocase

  • nocase

  • nocase

  • nocase

source