Adobe software is not available for purchase or use in Iran:
The export and re-export of Adobe software products are controlled by the United States Export Administration Regulations and such software may not be exported or re-exported to Cuba, Iran, Iraq, Libya, North Korea, Sudan, Syria, or any country to which the United States embargoes goods. In addition, Adobe software may not be distributed to persons on the Table of Denial Orders, the Entity List, or the List of Specially Designated Nationals.
https://www.adobe.com/support/downloads/license.html