Two men with knives tried to gain access to a flat on Afton Drive just after 11pm on Friday, May 11. They were unsuccessful.
It is believed that both men were black and were in their mid-20s.
We are treating this as an isolated and targeted incident with no wider risk to the public.
Anyone with information is asked to contact Grays CID on 101 quoting incident number 1429 of 11/05 or Crimestoppers anonymously on 0800 555 111.