SigmaHQ/rules/windows/builtin/win_pass_the_hash.yml

title: Pass the Hash Activity
id: f8d98d6c-7a07-4d74-b064-dd4a3c244528
status: experimental
description: Detects the attack technique pass the hash which is used to move laterally inside the network
references:
    - https://github.com/iadgov/Event-Forwarding-Guidance/tree/master/Events
author: Ilias el Matani (rule), The Information Assurance Directorate at the NSA (method)
date: 2017/03/08
tags:
    - attack.lateral_movement
    - attack.t1075          # an old one
    - car.2016-04-004
    - attack.t1550.002
logsource:
    product: windows
    service: security
    definition: The successful use of PtH for lateral movement between workstations would trigger event ID 4624, a failed logon attempt would trigger an event ID 4625
detection:
    selection:
        - EventID: 4624
          LogonType: '3'
          LogonProcessName: 'NtLmSsp'
          WorkstationName: '%Workstations%'
          ComputerName: '%Workstations%'
        - EventID: 4625
          LogonType: '3'
          LogonProcessName: 'NtLmSsp'
          WorkstationName: '%Workstations%'
          ComputerName: '%Workstations%'
    filter:
        AccountName: 'ANONYMOUS LOGON'
    condition: selection and not filter
falsepositives:
    - Administrator activity
    - Penetration tests
level: medium