Maybe, it also has symbolic value, and might demoralise the civilian populace, whose support is crucial to the continued state support.
It still seems a weak move as infrastructure should be a more effective target, but who knows how many layers of distractions and attacks of opportunity really happen in the field?
We’re learning in real time that the ICC and UN are great tools, until they disagree with you, at which point they can be ignored and even threatened.