FBI, Allies Expose Iranian Spyware Targeting Dissidents

FBI, Allies Expose Iranian Spyware Targeting Dissidents

A hedcut engraving of computer server hardware with circuit boards and illuminated processors, representing cybersecurity threats and digital espionage.
The FBI and allies expose Iranian state-linked spyware targeting dissidents, activists and journalists with tools including CHOSEN BRICK.Illustration: The Frank

The News

The United States, Britain and the Netherlands issued a joint cybersecurity advisory on Tuesday detailing spyware they say Iranian state-linked actors use to target dissidents, activists and journalists, Reuters reported.

The FBI said the tools belong to a hacking software family it calls "CHOSEN BRICK," used to "collect intelligence, conduct data leaks, and inflict reputational harm" against targets, according to the Times of Israel.

Britain's National Cyber Security Centre said Iranian operators leaned on social engineering to get onto victims' devices — including luring people in with fake MRI test results, The Independent reported.

Who Was Targeted

The advisory describes dissidents, activists and journalists as the intended victims. The Independent reported the campaign hit UK-based dissidents, activists and journalists; Sky News reported British intelligence found the operation collected data from targets around the world.

Timeline

Sept. 15, 2026 (early)

Sky News reports that British spies uncovered an Iranian cyber campaign that collected data from targets around the world.

Sept. 15, 2026

Britain, the United States and the Netherlands publish a joint cybersecurity advisory on spyware they attribute to Iranian state-linked actors, Reuters reports.

Sept. 15, 2026

The FBI identifies the "CHOSEN BRICK" spyware family and says it is used to collect intelligence, leak data and damage targets' reputations, per the Times of Israel.

Sept. 15, 2026

The NCSC details the social engineering tricks used to hook victims, including fake MRI test results, per The Independent.

Reactions

The FBI framed the campaign as a tool of intimidation as much as espionage, saying the software is deployed to gather intelligence, dump stolen data and inflict reputational harm on the people it targets.

Britain's NCSC emphasized the human side of the attacks — that the Iranian operators tricked their way in with believable bait, such as phony medical results, rather than relying on exotic technical exploits alone.

The advisory is a joint product of three governments — the US, the UK and the Netherlands — which is itself the message: three Western states putting their names to the same attribution against Tehran on the same day.

What's Next

Joint advisories of this kind exist to be acted on: the three governments are pushing the technical details of the spyware out publicly so potential targets and defenders can spot and block it.

Watch for Iranian denials, for additional countries signing on to the attribution, and for further detail from the NCSC and the FBI on how many people were hit and where.

Poll

How should Washington respond to Iranian spyware aimed at dissidents and journalists?

Sanction those responsible
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Name and shame only
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Retaliate in cyberspace
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Not America's fight
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