Microsoft alerts about persistent Russian hacker efforts

Microsoft has issued a warning that hackers linked to Russian intelligence are persistently attempting to infiltrate its systems.

Publication: 09.03.2024 - 16:49
Microsoft alerts about persistent Russian hacker efforts
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These attackers, identified as Midnight Blizzard or Nobelium, have utilized information stolen from corporate emails in January to seek new entry points into the tech giant's network. This development raises alarms regarding the security of systems and services provided by Microsoft, a major supplier to the U.S. government.

Analysts express concerns over national security implications due to the vulnerabilities exposed by these attempts. Despite Microsoft's efforts to counter these intrusions, the campaign by Midnight Blizzard continues, indicating the sophisticated and aggressive nature of the hackers.

The company reported that among the stolen data were credentials for accessing source code repositories and internal systems. This breach is particularly alarming as it could potentially allow attackers to compromise software and embed malicious backdoors.

Microsoft's investigation into these attacks reveals that Midnight Blizzard is leveraging "password spray" tactics to gain access to employee emails, showing a significant escalation in their efforts since the initial disclosure in January. The company's threat intelligence team has been closely monitoring Nobelium's activities, especially after their involvement in the SolarWinds cyberattack, which had a wide-reaching impact on U.S. government agencies.

As Microsoft navigates these ongoing threats, the focus is on identifying and mitigating risks posed by the stolen information. The company is actively reaching out to affected customers to help secure their systems, underlining the critical challenge of defending against state-sponsored cyber espionage.

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