What's your threat model here? Some kind of mass hacking attempt? It would be easier to attack the service providers, rather than steal legitimate logins.
A targeted attack on a specific person? It would be easier to, as the famous XKCD suggests, drug and/or hit them with a wrench until they voluntarily hand over whatever information you want.
It's difficult to conceive of a situation where hacking password managers is the path of least resistance.
What's your threat model here? Some kind of mass hacking attempt? It would be easier to attack the service providers, rather than steal legitimate logins.
A targeted attack on a specific person? It would be easier to, as the famous XKCD suggests, drug and/or hit them with a wrench until they voluntarily hand over whatever information you want.
It's difficult to conceive of a situation where hacking password managers is the path of least resistance.