Yes. In a hadith qudsi Allah says that He has made oppression unlawful for Himself and unlawful among people, so do not oppress one another. The Quran warns that Allah is not unaware of what the wrongdoers do (14:42).
Dan janganlah engkau (wahai Muhammad) menyangka Allah lalai akan apa yang dilakukan oleh orang-orang yang zalim; sesungguhnya Ia hanya melambatkan balasan mereka hingga ke suatu hari yang padanya terbeliak kaku pemandangan mereka, (kerana gerun gementar melihat keadaan yang berlaku).
Sesungguhnya jalan (untuk menyalahkan) hanyalah terhadap orang-orang yang melakukan kezaliman kepada manusia dan bermaharajalela di muka bumi dengan tiada sebarang alasan yang benar. Mereka itulah orang-orang yang beroleh azab seksa yang tidak berperi sakitnya.
Hadith
Sahih Muslim 2577d
Abu Dharr reported Allah's Messenger (ﷺ) as saying that he reported it from his Lord, the Exalted and Glorious:Verily I have made oppression unlawful for Me and for My servants too, so do not commit oppression. The rest of the hadith is the same
This is general information, not a fatwa. For your own situation, ask a qualified scholar.
Questions about halal and haram
Is oppression (zulm) haram?
Yes. In a hadith qudsi Allah says that He has made oppression unlawful for Himself and unlawful among people, so do not oppress one another. The Quran warns that Allah is not unaware of what the wrongdoers do (14:42).