
In the Startup Settings menu, press 4 to enable safe mode.In the Advanced Startup menu, click Troubleshoot>Advanced Options>Startup Settings>Restart and wait for the system to restart.In the right panel, scroll down to the bottom to find the Advanced startup section, then click the Restart now button and wait for the system to restart.Move your mouse pointer down and click Settings>Change your PC Settings.Access the Charms bar by moving your mouse pointer to the upper right corner of the screen.For Windows 8, Windows 8.1, and Windows Server 2012 users.On the Advanced Boot Options menu, use the arrow keys to select the Safe Mode option, and then press Enter.

If the Advanced Boot Options menu does not appear, try restarting and then pressing F8 several times after the POST screen is displayed.

This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
