Software that looks useful (like a spreadsheet template) but creates a "backdoor" for hackers to access your system remotely. ✅ Safe Practices
If you have already downloaded the file, do not open it . Upload it to VirusTotal to have it analyzed by over 70 different antivirus engines.
I can point you toward the for those needs.
"Duntem" and the number "9887" do not correspond to known financial institutions, government forms, or reputable software (like SAP or Oracle).