To transform the content of an MSI package and apply custom settings to an existing MSI file, you have to create a transformation file in the MST format. To do this, use the Orca.exe editor that is included in the Windows SDK.
To create an MST file:
Run the Orca.exe editor.
Go to the File tab, and in the menu, click Open.
Select the Kaspersky Network Agent.msi file.
Go to the Transformation tab, and in the menu, select New transformation.
In the Tables column, select Property, write the value EULA=1, and then click the Save button. icon.
Go to the Transform tab, and in the menu, select Generate Transform.
In the window that opens, specify a name for the transformation file you create, and then click the Save button.