Mateuszmapeusz2.exe

If your scanner flags it, use the antivirus software to quarantine or delete it.

did you find this file (e.g., download, email attachment, USB drive)? What does your antivirus say about it when you scan it? mateuszmapeusz2.exe

Upload the file to VirusTotal to check if it is recognized as malicious by multiple security vendors. If your scanner flags it, use the antivirus