The US Office of the Director of National Intelligence (ODNI), the FBI, and the Cybersecurity and Infrastructure Security Agency (CISA) have issued a joint statement confirming that Iranian state-sponsored threat actors are conducting influence operations focused on the US presidential elections
https://content.govdelivery.com/accounts/USDHSCISA/bulletins/3afd156
The IC is confident that the Iranians have through social engineering and other efforts sought access to individuals with direct access to the Presidential campaigns of both political parties. Such activity, including thefts and disclosures, are intended to influence the U.S. election process."
Iran hacked Trump campaign, US intelligence confirms