You should have a very low bar for suspicion about digital security. And you should have a similarly low bar when it comes to reaching out to appropriate people at your company if you suspect, detect, or otherwise feel uneasy about anything related to your digital security. Waiting to ask will never benefit you or your company.
It is safe to assume that you are under attack at all times. There are many groups initiating attacks, those attacks are using software to scale, and that software is easy and cheap to acquire. The key is staying ahead of the attackers and the key to staying ahead of the attackers is to be proactive when you see or sense something that doesn't feel right.
If you suspect any of the following, even just slightly, reach out to your manager and / or IT group that is responsible for security.
Employees represent the perimeter of company defense. And they are taking on more responsibility in that defense when they work remotely.
Be suspicious and proactive about the security of all of your devices and accounts.