Johnny was brave because he went back into the building for the children.
I assume you are referring to Chapter 11 of "Frankenstein". The creature stays so long by the fire pit because he had never seen fire before, and it is a great relief to him to finally get warm. He examines the fire, finds out that it burns when touched, realizes that it is made of wood, and that the roots which he eats taste much better when roasted. He does his best to maintain the fire, but he has to leave it in search of food. Finally, when he leaves it, he "laments" because he doesn't know how to make fire again.
Answer:
Trojan horse
Explanation:
The malicious actor was trying to con users into executing the Trojan horse virus. The Trojan horse is a deceptive virus that acts as an "innocent" application. Although this virus do not have the ability to replicate themselves, they are however very destructive. Trojan horse can help perpetrators gain a presence inside a network and further introduce virus into the network.
Both represent freedom from an unbearable life.