Section 110. Whoever, not being duly licensed as provided in section ninety-six on his own account or on account of any other person not so licensed, engages in or carries on, directly or indirectly, either separately or in connection with or as a part of any other business, the business of making loans or buying notes or furnishing endorsements or guarantees, to which sections ninety-six to one hundred and eleven, inclusive, apply, shall be punished by imprisonment in the state prison for not more than ten years or in a jail or house of correction for not more than two and one half years, or by a fine of not more than ten thousand dollars, or by both such fine and imprisonment. Any loan made or note purchased or endorsement or guarantee furnished by an unlicensed person in violation of said sections shall be void. In any judicial proceedings under said sections the fact that the defendant has made or assisted in the making of two or more loans of six thousand dollars or less, upon which there has directly or indirectly been paid or charged, for interest, brokerage, recording fees, commissions, services, extension of loan, forbearance to enforce payment or other expenses, a sum which exceeds in the aggregate an amount equivalent to twelve per cent per annum upon the amount actually received by the borrower, whether such sum has been paid to or charged by the defendant or paid to or charged by any other person, shall be prima facie evidence that the defendant has engaged in and carried on the business of making loans to which sections ninety-six to one hundred and twelve, inclusive, apply.