Getuid-x64 Require Administrator Privileges -

The following write-up explains the relationship between the command in x64 Meterpreter and the requirement for Administrator privileges on Windows systems. Understanding the command is a standard tool within the Metasploit Meterpreter

Use Windows API Directly

#ifdef _WIN32
#include <windows.h>
#include <securitybaseapi.h>
BOOL IsAdmin() 
    SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
    PSID AdministratorsGroup; 
    BOOL result = AllocateAndInitializeSid(&NtAuthority, 2,
        SECURITY_BUILTIN_DOMAIN_RID,
        DOMAIN_ALIAS_RID_ADMINS,
        0,0,0,0,0,0,
        &AdministratorsGroup);
    if (result) 
        CheckTokenMembership(NULL, AdministratorsGroup, &result);
        FreeSid(AdministratorsGroup);
Historically, the getuid system call did not require special privileges to execute. However, on 64-bit systems, particularly with getuid-x64, there are specific scenarios where running this system call requires administrator (or elevated) privileges. The primary reason for this requirement is related to security and the prevention of certain types of attacks. Getuid-x64 Require Administrator Privileges
The error message "Getuid-x64 Require Administrator Privileges" The following write-up explains the relationship between the

System Auditing and Monitoring: In highly secure environments, monitoring and auditing system calls, including those related to user IDs, might be restricted to administrators.
Specific Security Software: Certain security software or access control systems might require elevated privileges to access or manipulate process information, including user IDs.


The Check: A program like passwd or sudo runs getuid and geteuid.
Sometimes, Windows Defender or third-party antivirus software flags getuid-x64 as a "potentially unwanted program" (PUP) because it probes system IDs. Check your antivirus "Protection History." System Auditing and Monitoring : In highly secure
Compliance and Auditing: In environments with stringent compliance requirements, the use of getuid-x64 with administrator privileges can help in maintaining audit trails and ensuring that all actions are traceable and authorized.