In the new version of Simple History that was released today you will be able to see where a plugin install or update came from, and what the file name of the uploaded file was. Great for admins that want to have control over their plugin installs and updates!
Screenshot of this feature in action:
— Pär Thernström (@eskapism) March 29, 2015
[comment]View plugin install source in latest Simple History for #WordPress update. Full changelog: https://wordpress.org/plugins/simple-history/changelog/[/comment]