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Add NTLM Authentication for getKerberosTGT on ResetNightmare Module - #1429

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termanix wants to merge 4 commits into
Pennyw0rth:mainfrom
termanix:patch-1
Open

termanix wants to merge 4 commits into
Pennyw0rth:mainfrom
termanix:patch-1

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@termanix

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Description

This PR adds NTLM hash authentication for the getKerberosTGT step on ResetNightmare module when requesting a TGT for the password change operation.

This allows the exploit to work using the UPN account's NT hash when its plaintext password is not available.

Type of change

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  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to not work as expected)
  • Deprecation of feature or functionality
  • This change requires a documentation update
  • This requires a third party update (such as Impacket, Dploot, lsassy, etc)
  • This PR was created with the assistance of AI (list what type of assistance, tool(s)/model(s) in the description)

Setup guide for the review

Tested on HTB Rebound machine. (I can't use my local lab at the moment)

Screenshots (if appropriate):

image

Checklist:

Insert an "x" inside the brackets for completed and relevant items (do not delete options)

  • I have ran Ruff against my changes (poetry: poetry run ruff check ., use --fix to automatically fix what it can)
  • I have added or updated the tests/e2e_commands.txt file if necessary (new modules or features are required to be added to the e2e tests)
  • If reliant on changes of third party dependencies, such as Impacket, dploot, lsassy, etc, I have linked the relevant PRs in those projects
  • I have linked relevant sources that describes the added technique (blog posts, documentation, etc)
  • I have performed a self-review of my own code (not an AI review)
  • I have commented my code, particularly in hard-to-understand areas
  • I have made corresponding changes to the documentation (PR here: https://github.com/Pennyw0rth/NetExec-Wiki)

@azoxlpf

azoxlpf commented Sep 18, 2026

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Nicee I hadn't thought of that, good addition !

Comment thread nxc/modules/resetnightmare.py Outdated
@azoxlpf azoxlpf added the enhancement New feature or request label Sep 18, 2026
@termanix termanix changed the title Add NTLM Hash Authentication for getKerberosTGT on ResetNightmare Module Add NTLM Authentication for getKerberosTGT on ResetNightmare Module Sep 18, 2026
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2 participants