The new group is suspected of collaborating with "multiple" Iranian-linked hacking efforts.

The targets include local governments and the health care sector.

The group emerges as cracks form in the ransomware-as-a-service model.

The attackers could be using the bugs to access “key networks" as part of data-exfiltration or encryption attempts, officials said.

Previous research into Gamaredon determined that hackers included Russian phrases that, when translated into English, insulted Americans.

But there aren't a lot of answers on how to do that, Grant Schneider says.

Renata Spinks says the Marines want their cybersecurity-focused personnel to think like an adversary.

Microsoft warned back in August that suspected Chinese hackers were trying to use VPNs as intelligence-gathering tools.

The Department of Homeland Security and four branches of the U.S. military had purchased the affected software.