After inserting the u disk in the win7 system, the cpu resource is occupied by 100%. How to solve

Cause analysis: services.exe is used to manage the start and stop services. The process also handles services that run when the computer starts and shuts down. This program is very important for the normal operation of the system. However, it should be noted that services may also be w32.randex.r (stored in the %systemroot%\\system32\\ directory) and sober.p (stored in the %systemroot%\\connection wizard\\status\\ directory) Trojan, which allows attackers Access your computer and steal passwords and personal data. The security level of this process is recommended to be deleted immediately, as follows.
1, if it is determined to be a virus, in addition to using anti-virus software to clean up, you also need to manually clean up, first use the program manager to end the virus process <;services.exe";
2, then find and delete it Delete, enter the win7 system directory program (Winnt\\system32 or Windows\\system32), find the file "services.exe“ delete it.
3, clear the virus added in the registry, enter regedit in the run dialog box, press Enter to open the Registry Editor, and then expand HKEY_LOCAL_MACHNE>Software>Microsoft>Windows>Current>Run on the left side of the window, Then delete “service" =%Windir%\\services.exe -serv” on the right side of the window, then close the registry editor, restart the computer, the virus is cleared.