Russian-linked hackers blamed for the massive cyberattack on the US last year have been targeting hundreds of companies and organizations in its latest wave of attacks on US-based computer networks — as the White House dismisses the incident as “unsophisticated, run-of-the-mill operations.”
In a blog post Sunday, Microsoft said Nobelium — the Russian-based agency behind last year’s widespread SolarWinds attack — has been targeting cloud service providers and technology service organizations in a bid to obtain data.
The attacks have targeted organizations in the US and Europe since May, Microsoft said.
One of Microsoft’s top security officers, Tom Burt, told the New York Times, which first reported the breach, that the latest attack was “very large and ongoing.”
“Nobelium has been attempting to replicate the approach it has used in past attacks by targeting organizations integral to the global IT supply chain. This time, it is attacking a different part of the supply chain: resellers and other technology service providers that customize, deploy and manage cloud services and other technologies on behalf of their customers,” Microsoft said in its blog post.
“We believe Nobelium ultimately hopes to piggyback on any direct access that resellers may have to their customers’ IT systems and more easily impersonate an organization’s trusted technology partner to gain access to their downstream customers.”
Microsoft said it had notified 609 customers between July 1 and Oct. 19 that they had been attacked.
The company insisted only a small percentage of the latest attempts were successful.
“This recent activity is another indicator that Russia is trying to gain long-term, systematic access to a variety of points in the technology supply chain and establish a mechanism for surveilling — now or in the future — targets of interest to the Russian…