Avcoreexe

Because avcore.exe provides remote shell access, it is frequently flagged by security tools or used by IT professionals as a Living off the Land (LotL) tool.

: Historically, the name "avcore" has been used by various security vendors as a shorthand for "Antimalware Core" or "Antivirus Core" processes. For instance, Microsoft Defender uses a similar process named MpDefenderCoreService.exe to enhance stability and performance. Technical Details & Safety Typical File Size

: If you did not install these programs, the file might be part of a Trojan horse or a bundle of unwanted software.

The avcoreexe.exe is generally a safe and necessary component of AVG Antivirus. If you notice it running, it is simply your antivirus doing its job.