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[Rule Tuning] PowerShell Script Block Logging Disabled #4980

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Merged
merged 2 commits into from
Aug 14, 2025
Merged

[Rule Tuning] PowerShell Script Block Logging Disabled #4980

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a1a8551
[Rule Tuning] PowerShell Script Block Logging Disabled
w0rk3r Aug 13, 2025
e7c2033
Merge branch 'main' into rt_5
w0rk3r Aug 14, 2025
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12 changes: 10 additions & 2 deletions rules/windows/defense_evasion_disable_posh_scriptblocklogging.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
creation_date = "2022/01/31"
integration = ["endpoint", "windows", "m365_defender", "sentinel_one_cloud_funnel"]
maturity = "production"
updated_date = "2025/03/20"
updated_date = "2025/08/13"

[rule]
author = ["Elastic"]
Expand Down Expand Up @@ -89,7 +89,15 @@ registry where host.os.type == "windows" and event.type == "change" and
"HKLM\\SOFTWARE\\Policies\\Microsoft\\Windows\\PowerShell\\ScriptBlockLogging\\EnableScriptBlockLogging",
"\\REGISTRY\\MACHINE\\SOFTWARE\\Policies\\Microsoft\\Windows\\PowerShell\\ScriptBlockLogging\\EnableScriptBlockLogging",
"MACHINE\\SOFTWARE\\Policies\\Microsoft\\Windows\\PowerShell\\ScriptBlockLogging\\EnableScriptBlockLogging"
) and registry.data.strings : ("0", "0x00000000")
) and registry.data.strings : ("0", "0x00000000") and
not (
process.executable : (
"?:\\Windows\\System32\\svchost.exe",
"?:\\Windows\\System32\\DeviceEnroller.exe",
"?:\\Windows\\system32\\omadmclient.exe",
"?:\\Program Files (x86)\\N-able Technologies\\AutomationManagerAgent\\AutomationManager.AgentService.exe"
) and user.id == "S-1-5-18"
)
'''


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