Former President Donald Trump’s presidential campaign said Saturday it had been hacked and suggested Iranian actors were involved in stealing and distributing sensitive internal documents.

The campaign did not provide any specific evidence of Iran’s involvement, but the claim comes a day after Microsoft. issued a report detailing the efforts of foreign agents. Interfere with American campaign In 2024

In its report, Microsoft cited an example in June of an Iranian military intelligence unit that “sent a hacking email to a senior presidential campaign official from a compromised email account of a former senior adviser.”

Trump campaign spokesman Steven Cheung blamed the hack on “foreign sources hostile to the United States.”

On Monday, the FBI said it was investigating the matter.

The FBI is investigating phishing attempts on people associated with both the Trump campaign and the Biden-Harris campaign, three sources familiar with the investigation told CBS News on Monday. The effort goes back to early summer and is believed to be the work of Iran, although it remains a work in progress. It was the Washington Post. First to report That the Democratic presidential campaign was also targeted.

A spokesman for the National Security Council told CBS News that it is deferring to the Justice Department on the matter.

“As we have said many times, the Biden-Harris administration strongly condemns any foreign government or entity that attempts to interfere in our election process or undermine confidence in our democratic institutions. is,” an NSC spokesperson said in a statement.

Microsoft declined to comment when reached Saturday by CBS News.

Politics First reported Saturday on the Trump Hack. The outlet reported that it began receiving emails from an anonymous account on July 22. The source — an AOL email account identified only as “Robert” — passed along what appeared to be an investigative dossier the campaign apparently conducted on the Republican vice presidential candidate, Sen. J.D. Vance of Ohio. was The document was dated February 23, nearly five months before Trump selected Vance as his running mate.

“These documents were illegally obtained” and “intended to interfere with the 2024 elections and cause chaos in our democratic process,” Cheung said.

He pointed to a Microsoft report released Friday and its findings that “Iranian hackers hacked into the account of a ‘senior official’ during the June 2024 US presidential campaign, President Trump’s running mate.” According to the nearest time of election.

“The Iranians know that President Trump will end their reign of terror just as he did in his first four years in the White House,” Cheung said, adding a caveat. That “any media or news outlet is reprinting documents or internal communications. About America’s enemies and doing what they want.”

In response to the Microsoft report, Iran’s UN mission denied that it planned to interfere in the US presidential election or carry out cyber attacks. In July, US officials with the Office of the Director of National Intelligence, the FBI and the Department of Homeland Security Iran pointed out. has launched an effective campaign to undermine Trump’s candidacy.

Cheung did not immediately respond to questions about the campaign’s interactions with Microsoft on the matter.

In the report, Microsoft said that “Foreign malicious influence in the 2024 U.S. election started slowly but has picked up speed over the past six months, initially due to Russian actions, but more recently I from Iranian activities.”

The analysis continued: “Iranian cyber-influence operations have been a consistent feature of at least the past three U.S. election cycles. Iran’s operations have been notable and distinct from Russian campaigns that have emerged since the election season and More prepared cyber-attacks have been used towards elections. More practices than swaying voters.”

“Recent activity suggests that the Iranian government — along with the Kremlin — may be equally engaged in election 2024,” Microsoft concluded.

Specifically, the report detailed that in June 2024, an Iranian military intelligence unit, Mint Sandstorm, sent a phishing email to the US presidential campaign through the compromised account of a former adviser.

“The phishing email contained a fake forward with a hyperlink that directs traffic through an actor-controlled domain before redirecting to the listed domain,” the report said.

Vice President Kamala Harris’ campaign did not immediately respond to a request for comment on the reported hacking or the Democratic candidate’s cybersecurity protocols.

Contributed to this report.