A confidential report published by the Dutch National Cyber Security Centre (NCSC) revealed that at least 1,800 companies are affected by three
The NCSC did not name the companies infected with the ransomware, it only revealed that hackers targeted organizations having revenues of millions or billions.
The companies are from various industries, including the automotive industry, construction, chemical, health, food, and entertainment.
“Various Dutch companies have been hit by advanced hostage software. This appears from a confidential report from the National Cyber Security Center, which is in the hands of the NOS.” reads The Dutch Broadcast Foundation (NOS) website.
“Which companies are involved is unknown, as is the number of affected Dutch companies.
The NOS confirmed that Dutch branches of multinationals have also targeted by the ransomware-attacks, including an American chemical company that is a supplier of critical infrastructure in the Netherlands.
“We conducted this investigation following disruptive ransomware attacks abroad,” said an NCSC spokesperson.
The malware campaign likely began in July 2018, and NCSC experts speculate the attackers may have exploited zero-day vulnerabilities to spread the ransomware.
In May, security experts at Sophos discovered the MegaCortex ransomware while it was targeting corporate networks. At the time, MegaCortex attacks were reported in the United States, Italy, Canada, France, the Netherlands, and Ireland.
The fact that the three ransomware families were using the same infrastructure and leveraged zero-day exploit to infect systems suggests that the attacks were conducted by a group of well-resourced same
Experts also warn that some ransomware also
NCSC recommends organizations to be vigilant on potential threats. “Companies still do not take all basic measures,” a spokesperson said via email. “Run updates, make sure your staff
(SecurityAffairs – malware, hacking)
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