735 ILCS 5/4-107
After the entry of an order for attachment, as hereinabove stated, the court shall take bond and sufficient security, payable to the People of the State of Illinois, for the use of the person or persons interested in the property attached, in double the sum sworn to be due, conditioned for satisfying all costs which may be awarded to such defendant, or to any others interested in the proceedings, and all damages and costs which shall be recovered against the plaintiff, for wrongfully obtaining the attachment order, which bond, with affidavit of the party complaining, or his, her or its agent or attorney, shall be filed in the court entering the order for attachment. Every order for attachment entered without a bond and affidavit taken, is hereby declared illegal and void, and shall be dismissed. Nothing herein contained shall be construed to require the State of Illinois, or any Department of Government thereof, or any State officer, to file a bond as plaintiff in any proceeding instituted under Part 1 of Article IV of this Act.
735 ILCS 5/4-107