How do psychologists measure malicious behaviour?
The Dark Triad maybe what you are seeking.
You have described the behaviours as &quot;malicious&quot;, where as the Dark Triad uses the word &quot;malevolent&quot;. The Oxford Dictionary advises that these two words are synonyms.
Reference
Jones, D. N., &amp; Paulhus, D. L. (2014). Introducing the Short Dark Triad (SD3): A Brief Measure of Dark Personality Traits. Assessment, 21(1), 28–41. https://doi.org/10.1177/1073191113514105