Cybersecurity insurance plan supplier Chubb has been investigating a info breach that gave hackers unauthorized access to facts belonging to a third bash.

A company spokesperson verified the “security incident” but stated there was no proof Chubb’s individual network was impacted and it remained “fully operational.”

The breach was very first described by Tech Crunch.

Brett Callow, an analyst at the stability organization Emsisoft, stated the hack was carried out by the ransomware group Maze that steals info from networks and holds it hostage although extorting organizations for payment.

In accordance to Callow, the hackers declared on their website that they had stolen Chubb info previously this month and integrated the names and email addresses of main govt officer Evan Greenberg and other senior executives.

The hackers had not still published the stolen files.

In late December, the FBI issued a warning to U.S. organizations about Maze ransomware, declaring the hackers had carried out a series of modern assaults, in some cases pretending to be federal government organizations.

“From its first observation, Maze utilized a number of procedures for intrusion, including the development of malicious seem-a-like cryptocurrency web pages and malspam strategies impersonating federal government organizations and properly-acknowledged stability suppliers,” the warning stated.

The FBI did not disclose the victims of the Maze assaults.

In November, the retailer Focus on submitted a lawsuit towards Chubb alleging Chubb did not compensate it adequately for the expenses it incurred adhering to a 2013 info breach that impacted a hundred and ten million customers.

“Target has been in conversations with the American Insurance policies Organization (ACE) for about a calendar year and recently submitted a lawsuit towards ACE to recoup expenses Focus on had to pay out banks for printing and mailing alternative payment cards soon after the 2013 info breach.”

“We consider the expenses are lined inside of the scope of the insurance plan coverage Focus on has with ACE and are centered on resolving the superb declare,” Focus on stated at the time.

ACE was purchased by Chubb in 2015.

Chubb Insurance policies, hackers, Maze, ransomware