You might also find your answer in the LastPass Enterprise Manual.
What is the best way to install LastPass in Enterprise systems?
There are a number of ways to install LastPass for Enterprise systems.
There are three main options:
1) Manual installation using the the GUI Install Wizard.
2) Silent Installation using the Command Prompt
3) Install MSI file using Group Policy Object (GPO)
For specific information on these options, please log into your Enterprise Admin account and visit the setup page.