Pass the Hash Activity 2 — Sigma Rule

Rule metadata and linked tags

Author: Dave Kennedy, Jeff Warren (method) / David Vassallo (rule). Source status: stable; severity: medium. Source dates: 2019-06-14 / 2022-10-05.

{
  "product": "windows",
  "service": "security",
  "definition": "The successful use of PtH for lateral movement between workstations would trigger event ID 4624"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 81e9c4aabcbbe001c879e06b5990737616772404174fb2138ff616cddf0a4443

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Pass the Hash Activity 2
id: 8eef149c-bd26-49f2-9e5a-9b00e3af499b
status: stable
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
    - https://web.archive.org/web/20170909091934/https://blog.binarydefense.com/reliably-detecting-pass-the-hash-through-event-log-analysis
    - https://blog.stealthbits.com/how-to-detect-pass-the-hash-attacks/
author: Dave Kennedy, Jeff Warren (method) / David Vassallo (rule)
date: 2019-06-14
modified: 2022-10-05
tags:
    - attack.lateral-movement
    - attack.t1550.002
logsource:
    product: windows
    service: security
    definition: The successful use of PtH for lateral movement between workstations would trigger event ID 4624
detection:
    selection_logon3:
        EventID: 4624
        SubjectUserSid: 'S-1-0-0'
        LogonType: 3
        LogonProcessName: 'NtLmSsp'
        KeyLength: 0
    selection_logon9:
        EventID: 4624
        LogonType: 9
        LogonProcessName: 'seclogo'
    filter:
        TargetUserName: 'ANONYMOUS LOGON'
    condition: 1 of selection_* and not filter
falsepositives:
    - Administrator activity
level: medium

Original YAML and metadata in JSON

False positives

• Administrator activity

Source references

• https://github.com/iadgov/Event-Forwarding-Guidance/tree/master/Events
• https://web.archive.org/web/20170909091934/https://blog.binarydefense.com/reliably-detecting-pass-the-hash-through-event-log-analysis
• https://blog.stealthbits.com/how-to-detect-pass-the-hash-attacks/