Why do Jew impersonating Ashkenazis attack Gentiles and especially White Gentiles even though they get their resources from Gentiles?

I do not know but I keep wondering if the culture is similar to a cuckoo bird in behavior

https://en.m.wikipedia.org/wiki/Brood_parasitism

The "mafia hypothesis" proposes that when a brood parasite discovers that its egg has been rejected, it destroys the host's nest and injures or kills the nestlings. The threat of such a response may encourage compliant behavior from the host.[19]