A Rogue Program is a program that pretends to be a legitimate programs, but instead displays false information in order to trick or scare you into purchasing it. Most Rogue programs state that they are legitimate applications, but are typically clones of other lackluster products repackaged under new names and graphics. Rogue programs also use highly aggressive sales tactics which include adware, Trojans that display fake security alerts, or claims that they have won awards from major publications and companies. These fraudulent tactics are used to scare you purchasing this software.
Source: https://www.bleepingcomputer.com/virus-removal/threat/rogue-programs-scareware/