Section 126A. Whoever intentionally, willfully and maliciously or wantonly, paints, marks, scratches, etches or otherwise marks, injures, mars, defaces or destroys the real or personal property of another including but not limited to a wall, fence, building, sign, rock, monument, gravestone or tablet, shall be punished by imprisonment in a state prison for a term of not more than three years or by imprisonment in a house of correction for not more than two years or by a fine of not more than fifteen hundred dollars or not more than three times the value of the property so marked, injured, marred, defaced or destroyed, whichever is greater, or both imprisonment and fine, and shall also be required to pay for the removal or obliteration of such painting, marking, scratching or etching, or to remove or obliterate such painting, marking, scratching or etching; provided, however, that when a fine is levied pursuant to the value of the property marked, injured, marred, defaced or destroyed or when the cost of removal or obliteration is assessed, the court shall, after conviction, conduct an evidentiary hearing to ascertain the value of the property so marked, injured, marred, defaced or destroyed or to ascertain the cost of the removal or obliteration; and provided, however, that if the property marked, injured, marred, defaced or destroyed is a war or veterans' memorial, monument or gravestone, the fine under this section shall be doubled and the person convicted shall be ordered to perform not less than 500 hours of court-approved community service. A police officer may arrest any person for commission of the offenses prohibited by this section without a warrant if said police officer has probable cause to believe that said person has committed the offenses prohibited by this section.