Troubling decison playing a trash hand early in low buyin mtt

[kuro]

5 + 0.50 MTT
Blinds 100/200 130/150 people left (10 handed)

Relative Stacks from memory after posting the blinds:
SB: Hero - 7500
BB: very aggressive donk - 6000
UTG+1: tight passive - 8000
Co: tight passive - 9000

Preflop : Hero dealt 7[img]/images/graemlins/club.gif[/img]4[img]/images/graemlins/club.gif[/img]
1 fold, UTG+1 limps, 4 folds, Co limps, 1 fold, Hero in SB completes, BB Checks.

Flop : (t800) 8[img]/images/graemlins/club.gif[/img]9[img]/images/graemlins/club.gif[/img]10[img]/images/graemlins/diamond.gif[/img]
Hero checks, BB checks, UTG+1 checks, and Co bets 200.
Hero raises to 1000, BB raises all-in to 6000, UTG+1 raises all-in to 7800, Co calls 7600, Hero ?