Police are carrying out enquiries after being called to an incident in Rettendon in the early hours of Tuesday January 7.
The occupants of a flat in Meadow Road reported six men were kicking on the door and acting in a threatening manner at about 12.50am.
They were then seen running off along Meadow Road and may have left in a van.
Officers have been speaking to people who live in the area and examining camera footage, and would like to thank residents who have helped so far.
They are still keen to speak to anyone who was in Meadow Road and saw six men in hooded tops who were acting suspiciously in the early hours of Tuesday.
Contact Chelmsford CID on 101 quoting incident 30 of Tuesday 7 January.
Alternatively, you can speak to Crimestoppers anonymously on 0800 555 111 or by submitting a report through their website.