You downloaded it. You double-clicked. Now your PC feels slow. Here are the definitive signs that Meinject.exe was malware:
: Loading and managing a local database of compatible ME files for different hardware configurations. Development and Availability Meinject.exe Download
In legitimate development, DLL injection is the process of inserting code into a running process. Developers use this for debugging mods or extending functionality in closed-source applications. However, the specific filename "Meinject" gained notoriety as the core component of tools and various "ESP (Extra Sensory Perception)" cheats for first-person shooters, most notably CrossFire and Combat Arms . You downloaded it