""ET CURRENT_EVENTS Successful My ADP Phish (set) 2017-02-16""

SID: 2027957

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_02_16, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2020_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: !".adp.com|0d 0a|"

  • Value: "target=" Depth: 7

  • Value: "user"

  • Value: "pass"

Within:

PCRE:

Special Options:

  • http_method

  • http_header

  • nocase

  • http_client_body

  • fast_pattern

  • nocase

  • http_client_body

  • nocase

  • http_client_body

source