Microsoft Links Russia’s Military To Hacks In Poland And Ukraine

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Microsoft on Thursday fingered Russia’s military intelligence arm as the likely culprit behind ransomware attacks last month that targeted Polish and Ukrainian transportation and logistics organizations.

If the assessment by members of the Microsoft Security Threat Intelligence Center (MSTIC) is correct, it could be cause for concern for the US government and its European counterparts. Poland is a member of NATO and a staunch supporter of Ukraine in its bid to stave off an unprovoked Russian invasion. The hacking group the software company linked to the cyberattacks—known as Sandworm in wider research circles and Iridium in Redmond, Washington—is one of the world’s most talented and destructive and is widely believed to be backed by Russia’s GRU military intelligence agency.

Sandworm has been definitively linked to the NotPetya wiper attacks of 2017, a global outbreak that a White House assessment said caused $10 billion in damages, making it the most costly hack in history. Sandworm has also been definitively tied to hacks on Ukraine’s power grid that caused widespread outages during the coldest months of 2016 and again in 2017.

Enter Prestige

Last month, Microsoft said that Poland and Ukraine transportation and logistics organizations had been the target of cyberattacks that used never-before-seen ransomware that announced itself as Prestige. The threat actors, Microsoft said, had already gained control over the victim networks. Then

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