Endpoint Security Malware Mitigation when Direct System Calls are Used November 27, 2018 by arpit In 2018 we have seen an increase in the malicious use of direct system calls in order to evade security product hooks. These hooks are used to monitor API calls which may hint to malicious activity. Direct system calls evasion method utilizes reading system call numbers from ntdll.dll, putting the appropriate system call number on […] Read more » malware mitigation