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Update proc_creation_win_reg_windows_defender_tamper.yml #5148

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@MalGamy12 MalGamy12 commented Dec 31, 2024

Summary of the Pull Request

Add new values which used by the attacker to disable windows defender

Changelog

update: Suspicious Windows Defender Registry Key Tampering Via Reg.EXE

Example Log Event

Fixed Issues

SigmaHQ Rule Creation Conventions

  • If your PR adds new rules, please consider following and applying these conventions

@github-actions github-actions bot added Rules Windows Pull request add/update windows related rules labels Dec 31, 2024
frack113
frack113 previously approved these changes Jan 1, 2025
@frack113 frack113 added the 2nd Review Needed PR need a second approval label Jan 1, 2025
Comment on lines +63 to +67
- 'DisableCloudProtection'
- 'DisableNetworkProtection'
- 'DisableAntiVirusSignatures'
- 'DisableAccess'
- 'DisableSecurityCenter'
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Doing a quick search on the interwebs, I dont seem to find these locations. Perhaps they are internal values? If so, I will need additional proof or this will have to wait so that i do some additional research to prove this.
A single tria.ge sample is not sufficient for now.

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image

I think these values were added by the malware, as we can see in the previous screenshot

@nasbench nasbench dismissed frack113’s stale review January 6, 2025 14:43

The author of the PR did not provide enough data for an approval yet.

@nasbench nasbench added Author Input Required changes the require information from original author of the rules Work In Progress Some changes are needed and removed 2nd Review Needed PR need a second approval labels Jan 6, 2025
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3 participants