sigmahighHunting

HackTool - Typical HiveNightmare SAM File Export

Detects files written by the different tools that exploit HiveNightmare

MITRE ATT&CK

credential-access

Detection Query

selection:
  - TargetFilename|contains:
      - \hive_sam_
      - \SAM-2021-
      - \SAM-2022-
      - \SAM-2023-
      - \SAM-haxx
      - \Sam.save
  - TargetFilename: C:\windows\temp\sam
condition: selection

Author

Florian Roth (Nextron Systems)

Created

2021-07-23

Data Sources

windowsFile Events

Platforms

windows

References

Tags

attack.credential-accessattack.t1552.001cve.2021-36934

Raw Content

title: HackTool - Typical HiveNightmare SAM File Export
id: 6ea858a8-ba71-4a12-b2cc-5d83312404c7
status: test
description: Detects files written by the different tools that exploit HiveNightmare
references:
    - https://github.com/GossiTheDog/HiveNightmare
    - https://github.com/FireFart/hivenightmare/
    - https://github.com/WiredPulse/Invoke-HiveNightmare
    - https://twitter.com/cube0x0/status/1418920190759378944
author: Florian Roth (Nextron Systems)
date: 2021-07-23
modified: 2024-06-27
tags:
    - attack.credential-access
    - attack.t1552.001
    - cve.2021-36934
logsource:
    product: windows
    category: file_event
detection:
    selection:
        - TargetFilename|contains:
              - '\hive_sam_'  # Go version
              - '\SAM-2021-'  # C++ version
              - '\SAM-2022-'  # C++ version
              - '\SAM-2023-'  # C++ version
              - '\SAM-haxx'   # Early C++ versions
              - '\Sam.save'   # PowerShell version
        - TargetFilename: 'C:\windows\temp\sam'  # C# version of HiveNightmare
    condition: selection
falsepositives:
    - Files that accidentally contain these strings
level: high