TL,DR: Don't be worried, you are probably safe.
Usually malware cannot escape the VM onto the host OS. There are exceptions, as some malware are designed specifically to break from the VM into the host, but those are very, very few and usually are seen on targeted attacks, not on a public internet site.
Cross-OS malware infection are even rarer. Malware ...
Antivirus scanners can only detect known malware.
New malware is not known to them, so it is absolutely possible to have malware that is not detected by any antivirus.
A Antivirus installed on your PC can use some more heuristics to detect potentially bad behavior of running software, but this is far from perfect.
You should absolutely not run executable ...
If you were just browsing a website in the VM then you're reasonably safe.
If it managed to trick you into running a separate executable, then there is a chance that it could infect your host or other PCs on your network, if the VM wasn't properly isolated. (Using the same login credentials on the VM as on the host is the biggest no-no; using ...
To add to the above comments:
I used this blogpost (in chinese) instructions to clean the system.
Once your system gets compromised you can no longer trust it in any shape or form. The only surefire remedy is to wipe clean your entire drives.
Also, the above links don't mention it but nowadays, but if we are talking about a personal PC/server malware can ...