US Blames North Korea for Series of DDoS Attacks
The Department of Homeland
The alert focuses on a
North Korea targeted "the media, aerospace, financial, and critical infrastructure sectors in the United States and globally," the alert says.
The US government refers to North Korea's hacking team as Hidden Cobra, but cybersecurity firms often use the slightly less sinister name
WannaCry primarily targeted unpatched Windows machines, and it sounds like the Lazarus Group's DDoS malware is also primarily exploiting devices that run old versions of Windows. "The multiple vulnerabilities in these older systems provide cyber actors many targets for exploitation," the alert notes.
Windows typically stops issuing patches for older operating systems after they've been retired, but the company today released patches that thwart WannaCry on outdated devices, ZDNet reports .
Although DHS and FBI released data that will help detect and mitigate Lazarus Group attacks, the agencies said more research is necessary to "understand the full breadth" of the group's capabilities.