(Reuters) – Microsoft Corp. said on Thursday that it found malicious software in its systems related to a massive hacking campaign uncovered by US officials this week, adding a top-tech target to a growing list of attacked government agencies.
Redmond, Washington, the company is a user of Orion, the widely used network management software from SolarWinds Corp. used in the suspected Russian attacks on major US agencies and others.
Microsoft also had its own products for attacking victims. , said people familiar with the matter. The US National Security Agency issued a rare "cybersecurity advisory" on Thursday describing how some Microsoft Azure cloud services may have been compromised by hackers and urged users to lock down their systems. of Microsoft's cloud services while avoiding Microsoft's enterprise infrastructure.
Microsoft did not immediately respond to questions about the technology.
Another person familiar with the matter said that the Department of Homeland Security does not believe that Microsoft was a key path to new infection.
Both Microsoft and DHS, which earlier on Thursday said hackers used several methods of entry, continue to investigate.