Hacker groupG0126

Higaisa

Higaisa is a threat group suspected to have South Korean origins. Higaisa has targeted government, public, and trade organizations in North Korea; however, they have also carried out attacks in China, Japan, Russia, Poland, and other nations. Higaisa was first disclosed in early 2019 but is assessed to have operated as early as 2009.

Known attack methods
28
First seen
2009
Source
MITRE ATT&CK

How they break in

Techniques MITRE has documented this group using, mapped onto the ATT&CK matrix. Each one is a behaviour you can look for in your own logs, and a control you can test.

Malware

Families MITRE records this group deploying. Detection names for these are a reasonable place to start.

PlugXgh0st RAT

Tools

Legitimate or dual-use software the group is documented using. Most of it is software your own administrators use too, which is the point.

certutil