Right click and choose Goto->Expression and try 00673EDA
You should end up in this loop:
00673EB2 |> 8B4D 08 |/MOV ECX,DWORD PTR SS:[EBP+8]
00673EB5 |. 8B55 C8 ||MOV EDX,DWORD PTR SS:[EBP-38]
00673EB8 |. 0351 14 ||ADD EDX,DWORD PTR DS:[ECX+14]
00673EBB |. 8955 C8 ||MOV DWORD PTR SS:[EBP-38],EDX
00673EBE |> 8B45 C8 | MOV EAX,DWORD PTR SS:[EBP-38]
00673EC1 |. 3B45 C0 ||CMP EAX,DWORD PTR SS:[EBP-40]
00673EC4 |. 7D 3E ||JGE SHORT ff7.00673F04
00673EC6 |. 8B4D D4 ||MOV ECX,DWORD PTR SS:[EBP-2C]
00673EC9 |. 8B55 C8 ||MOV EDX,DWORD PTR SS:[EBP-38]
00673ECC |. 3B91 54090000 ||CMP EDX,DWORD PTR DS:[ECX+954]
00673ED2 |. 7D 0E ||JGE SHORT ff7.00673EE2
00673ED4 |. 8B45 BC ||MOV EAX,DWORD PTR SS:[EBP-44]
00673ED7 |. 8B4D D0 ||MOV ECX,DWORD PTR SS:[EBP-30]
00673EDA |. 66:8B11 ||MOV DX,WORD PTR DS:[ECX]
00673EDD |. 66:8910 ||MOV WORD PTR DS:[EAX],DX
00673EE0 |. EB 08 ||JMP SHORT ff7.00673EEA
00673EE2 |> 8B45 BC ||MOV EAX,DWORD PTR SS:[EBP-44]
00673EE5 |. 66:C700 0000 ||MOV WORD PTR DS:[EAX],0
00673EEA |> 8B4D 08 ||MOV ECX,DWORD PTR SS:[EBP+8]
00673EED |. 8B51 14 ||MOV EDX,DWORD PTR DS:[ECX+14]
00673EF0 |. 8B45 D0 ||MOV EAX,DWORD PTR SS:[EBP-30]
00673EF3 |. 8D0C50 ||LEA ECX,DWORD PTR DS:[EAX+EDX*2]
00673EF6 |. 894D D0 ||MOV DWORD PTR SS:[EBP-30],ECX
00673EF9 |. 8B55 BC ||MOV EDX,DWORD PTR SS:[EBP-44]
00673EFC |. 83C2 02 ||ADD EDX,2
00673EFF |. 8955 BC ||MOV DWORD PTR SS:[EBP-44],EDX
00673F02 |.^EB AE |\JMP SHORT ff7.00673EB2
You might not land at the exact same point. But you should be in this area.
You only need to NOP the command MOV DX,WORD PTR DS:[ECX] at this specific point.