Cybersecurity insurance plan supplier Chubb has been investigating a data breach that gave hackers unauthorized access to information and facts belonging to a 3rd bash.
A corporation spokesperson verified the “security incident” but mentioned there was no proof Chubb’s possess network was affected and it remained “fully operational.”
The breach was first documented by Tech Crunch.
Brett Callow, an analyst at the safety business Emsisoft, mentioned the hack was carried out by the ransomware group Maze that steals data from networks and retains it hostage whilst extorting organizations for payment.
According to Callow, the hackers declared on their web page that they experienced stolen Chubb data before this month and included the names and electronic mail addresses of chief govt officer Evan Greenberg and other senior executives.
The hackers experienced not yet printed the stolen files.
In late December, the FBI issued a warning to U.S. organizations over Maze ransomware, stating the hackers experienced carried out a sequence of recent attacks, in some cases pretending to be govt companies.
“From its preliminary observation, Maze employed several strategies for intrusion, which include the creation of destructive seem-a-like cryptocurrency sites and malspam campaigns impersonating govt companies and very well-recognised safety distributors,” the warning mentioned.
The FBI did not disclose the victims of the Maze attacks.
In November, the retailer Target filed a lawsuit towards Chubb alleging Chubb did not compensate it adequately for the expenses it incurred next a 2013 data breach that affected one hundred ten million buyers.
“Target has been in discussions with the American Insurance Business (ACE) for over a 12 months and lately filed a lawsuit towards ACE to recoup expenses Target experienced to spend banking companies for printing and mailing substitute payment cards soon after the 2013 data breach.”
“We consider the expenses are lined inside the scope of the insurance plan coverage Target has with ACE and are focused on resolving the fantastic assert,” Target mentioned at the time.
ACE was purchased by Chubb in 2015.