Malicious Intent was created in 1986-04.

In law an act is malicious if done intentionally withoust just cause and excuse so long as you believe the truth of what you say and not reckless so malicious intent is a more serious charge as malicious already contains intent so malicious intent is the act of being malicious with the intent to kill as it is worded here as malice needs intent to be deemed as malicious

The man with the stoic look had malicious intent in his heart.

No. Malicious intent is not a crime - it is an aspect of a crime. By itself, it is not a crime.

The fact that he carried a knife to the party was enough to show his malicious intent.

Means desire to cause harm to another, intent to cause pain.