Microsoft accuses Russia’s FSB of using malware against foreign embassies

Microsoft Threat Intelligence says the campaign by Russia's Federal Security Service, also known as the FSB, 'has been ongoing since at least 2024' [File: Mike Blake/Reuters]

Microsoft has accused one of the Russian government’s premier cyber-espionage units of deploying malware against embassies and diplomatic organisations in Moscow by leveraging local internet service providers.

In a blog post on Thursday, Microsoft Threat Intelligence said the campaign by Russia’s Federal Security Service, also known as the FSB, “has been ongoing since at least 2024”.