Files from unverified sources often contain "cracks" or "keygens" that may include viruses or ransomware.
The text "Autodesk.Inventor.(Pro).2018.1.ru-en.iso - Google Drive" typically refers to a specific file hosted on Google Drive containing the installation image . File Breakdown
If you are a student or educator, you can often access Autodesk software for free through their official Education plan.
Indicates the 2018 version with the first major update/service pack included.