This article discusses software internally used by Apple.
Acquiring a copy without Apple's consent is illegal and may result in being scammed.
(latest known version)
Basis, is an older internal application that is presumably a process monitor, similar to CocoaTop. Its bundle name is ProcessMonitor.app and contains a bundle named ProcessMonitor.momd. Inside the app are four different app icons - Standard, DEV, UAT, and Local.
Standard app icon
DEV app icon
Local app icon
UAT app icon