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Affect private profile

yara LOW Yara-Rules
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This rule was pulled from an open-source repository and enriched with AI. Validate in a test environment before deploying to production.
View original rule at Yara-Rules →
Retrieved: 2026-04-22T09:00:00Z · Confidence: medium

Hunt Hypothesis

The hypothesis is that an adversary is attempting to modify or access private user profiles to gain unauthorized access or persist within the environment. A SOC team should proactively hunt for this behavior in Azure Sentinel to identify potential lateral movement or privilege escalation attempts that may evade traditional detection methods.

YARA Rule

rule win_private_profile {
    meta:
        author = "x0r"
        description = "Affect private profile"
    version = "0.1"
    strings:
        $f1 = "kernel32.dll" nocase
        $c1 = "GetPrivateProfileIntA"
        $c2 = "GetPrivateProfileStringA"
        $c3 = "WritePrivateProfileStringA"
    condition:
        $f1 and 1 of ($c*)
}

Deployment Notes

This YARA rule can be deployed in the following contexts:

This rule contains 4 string patterns in its detection logic.

False Positive Guidance

Original source: https://github.com/Yara-Rules/rules/blob/main/capabilities/capabilities.yar