HackTool - WinPwn Execution

Hunt Hypothesis

Detects commandline keywords indicative of potential usge of the tool WinPwn. A tool for Windows and Active Directory reconnaissance and exploitation.

Detection Rule

Sigma (Original)

title: HackTool - WinPwn Execution
id: d557dc06-62e8-4468-a8e8-7984124908ce
related:
    - id: 851fd622-b675-4d26-b803-14bc7baa517a
      type: similar
status: test
description: |
    Detects commandline keywords indicative of potential usge of the tool WinPwn. A tool for Windows and Active Directory reconnaissance and exploitation.
author: Swachchhanda Shrawan Poudel
date: 2023-12-04
references:
    - https://github.com/S3cur3Th1sSh1t/WinPwn
    - https://www.publicnow.com/view/EB87DB49C654D9B63995FAD4C9DE3D3CC4F6C3ED?1671634841
    - https://reconshell.com/winpwn-tool-for-internal-windows-pentesting-and-ad-security/
    - https://github.com/redcanaryco/atomic-red-team/blob/4d6c4e8e23d465af7a2388620cfe3f8c76e16cf0/atomics/T1082/T1082.md
    - https://grep.app/search?q=winpwn&filter[repo][0]=redcanaryco/atomic-red-team
tags:
    - attack.credential-access
    - attack.discovery
    - attack.execution
    - attack.privilege-escalation
    - attack.t1046
    - attack.t1082
    - attack.t1106
    - attack.t1518
    - attack.t1548.002
    - attack.t1552.001
    - attack.t1555
    - attack.t1555.003
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine|contains:
            - 'Offline_Winpwn'
            - 'WinPwn '
            - 'WinPwn.exe'
            - 'WinPwn.ps1'
    condition: selection
falsepositives:
    - Unknown
level: high

KQL (Azure Sentinel)

imProcessCreate
| where TargetProcessCommandLine contains "Offline_Winpwn" or TargetProcessCommandLine contains "WinPwn " or TargetProcessCommandLine contains "WinPwn.exe" or TargetProcessCommandLine contains "WinPwn.ps1"

Required Data Sources

False Positive Guidance

• Unknown

MITRE ATT&CK Context

• Tactic: Credential Access
• Tactic: Discovery
• Tactic: Execution
• Tactic: Privilege Escalation
• Technique: T1046 — T1046
• Technique: T1082 — T1082
• Technique: T1106 — T1106
• Technique: T1518 — T1518
• Technique: T1548.002 — T1548.002
• Technique: T1552.001 — T1552.001
• Technique: T1555 — T1555
• Technique: T1555.003 — T1555.003

References

• https://github.com/S3cur3Th1sSh1t/WinPwn
• https://www.publicnow.com/view/EB87DB49C654D9B63995FAD4C9DE3D3CC4F6C3ED?1671634841
• https://reconshell.com/winpwn-tool-for-internal-windows-pentesting-and-ad-security/
• https://github.com/redcanaryco/atomic-red-team/blob/4d6c4e8e23d465af7a2388620cfe3f8c76e16cf0/atomics/T1082/T1082.md
• https://grep.app/search?q=winpwn&filter[repo][0]=redcanaryco/atomic-red-team
• SigmaHQ Rule