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Update proc_creation_win_reg_windows_defender_tamper.yml #5148

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Update proc_creation_win_reg_windows_defender_tamper.yml #5148

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8 changes: 7 additions & 1 deletion rules/windows/process_creation/proc_creation_win_reg_windows_defender_tamper.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,10 @@ references:
- https://thedfirreport.com/2022/03/21/apt35-automates-initial-access-using-proxyshell/
- https://github.com/swagkarna/Defeat-Defender-V1.2.0
- https://www.elevenforum.com/t/video-guide-how-to-completely-disable-microsoft-defender-antivirus.14608/page-2
- https://tria.ge/241231-j9yatstqbm/behavioral1
author: Florian Roth (Nextron Systems), Swachchhanda Shrawan Poudel, Nasreddine Bencherchali (Nextron Systems)
date: 2022-03-22
modified: 2023-06-05
modified: 2024-12-31
tags:
- attack.defense-evasion
- attack.t1562.001
Expand Down Expand Up @@ -59,6 +60,11 @@ detection:
- 'DisableScriptScanning'
- 'Notification_Suppress'
- 'SignatureDisableUpdateOnStartupWithoutEngine'
- 'DisableCloudProtection'
- 'DisableNetworkProtection'
- 'DisableAntiVirusSignatures'
- 'DisableAccess'
- 'DisableSecurityCenter'
Comment on lines +63 to +67
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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.

condition: all of selection_root_* and 1 of selection_dword_*
falsepositives:
- Rare legitimate use by administrators to test software (should always be investigated)
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