<ul><li>Stack cleaning is a technique used to remove traces of injected or suspicious execution paths from a thread's call stack.</li><li>By manipulating the return addresses in the call stack, stack cleaning can help malware evade detection by security tools.</li><li>The process involves suspending the thread, retrieving the execution context, reading memory from the stack, zeroing out the stack values, and restoring the original context.</li><li>Stack cleaning combined with other evasion techniques can improve stealth and persistence of malware, but advanced security solutions can still detect suspicious activity.</li></ul>

Thread Call Stack Cleaning

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