North Korean hacking group has amplified operations in at least 17 countries. Operation GhostSecret appears to be a new operation carried out by the Lazarus Group, the ones responsible for the Sony Studios hack in 2014. The group operates in bursts of hacking activity aimed at specific targets. Attacks seem to have ramped up, most likely in an attempt to use hacking tools while they are still effective and before security software would be able to detect them. McAfee describes this particular campaign as sophisticated due to the “significant capabilities
Source: security