Once downloaded (in a sandbox), check:
A tiny script that fetches a larger malicious executable from a remote server. This bypasses basic antivirus scans since the tiny file looks harmless. download dood 2101new updatetxt 97 bytes portable
Before downloading, copy the direct download link (if any) into VirusTotal. If the link is not available, download into a dedicated sandbox or a Linux VM with no network access. Once downloaded (in a sandbox), check: A tiny