sigmaDRL-1.1from SigmaHQ/sigma

Enumerate Credentials from Windows Credential Manager With PowerShell

Adversaries may search for common password storage locations to obtain user credentials. Passwords are stored in several places on a system, depending on the operating system or application holding the credentials.

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ATT&CK techniques

T1555

Rule sourcerules/windows/powershell/powershell_script/posh_ps_enumerate_password_windows_credential_manager.yml

title: Enumerate Credentials from Windows Credential Manager With PowerShell
id: 603c6630-5225-49c1-8047-26c964553e0e
status: test
description: |
    Adversaries may search for common password storage locations to obtain user credentials.
    Passwords are stored in several places on a system, depending on the operating system or application holding the credentials.
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1555/T1555.md
author: frack113
date: 2021-12-20
modified: 2022-12-25
tags:
    - attack.credential-access
    - attack.t1555
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection_cmd:
        ScriptBlockText|contains|all:
            - vaultcmd
            - '/listcreds:'
    selection_option:
        ScriptBlockText|contains:
            - 'Windows Credentials'
            - 'Web Credentials'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium