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APatchGUIv11

yara LOW Yara-Rules
community
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: 2026-08-13T11:00:01Z · Confidence: medium

Hunt Hypothesis

This detection identifies the execution of the APatchGUIv11 application via a specific YARA signature, which may indicate legitimate patch management activity or potential adversary use of known software for lateral movement and persistence. SOC teams should proactively hunt for this behavior in Azure Sentinel to validate that these executions align with expected administrative schedules and to quickly distinguish routine maintenance from anomalous usage patterns that could signal early-stage compromise.

YARA Rule

rule APatchGUIv11
{
      meta:
		author="malware-lu"
strings:
		$a0 = { 52 31 C0 E8 FF FF FF FF }

condition:
		$a0 at pe.entry_point
}

Deployment Notes

This YARA rule can be deployed in the following contexts:

This rule contains 1 string patterns in its detection logic.

False Positive Guidance

Here are 5 specific false positive scenarios for the APatchGUIv11 detection rule, along with targeted filters and exclusions:

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