Sigma Rule Library

Logged-On User Password Change Via Ksetup.EXE

Detects password change for the logged-on user's via "ksetup.exe"

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Detection logic

selection_img

- Image|endswith: \ksetup.exe
- OriginalFileName: ksetup.exe

selection_cli

CommandLine|contains: " /ChangePassword "

Condition

all of selection_*

Raw YAML

title: Logged-On User Password Change Via Ksetup.EXE
id: c9783e20-4793-4164-ba96-d9ee483992c4
status: test
description: Detects password change for the logged-on user's via "ksetup.exe"
references:
    - https://learn.microsoft.com/en-gb/windows-server/administration/windows-commands/ksetup
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-04-06
tags:
    - attack.execution
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\ksetup.exe'
        - OriginalFileName: 'ksetup.exe'
    selection_cli:
        CommandLine|contains: ' /ChangePassword '
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

False positives

  • Unknown

References

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