APT37
Intelligence Profile
[APT37](https://attack.mitre.org/groups/G0067) is a North Korean state-sponsored cyber espionage group that has been active since at least 2012. The group has targeted victims primarily in South Korea, but also in Japan, Vietnam, Russia, Nepal, China, India, Romania, Kuwait, and other parts of the Middle East. [APT37](https://attack.mitre.org/groups/G0067) has also been linked to the following campaigns between 2016-2018: Operation Daybreak, Operation Erebus, Golden Time, Evil New Year, Are you Happy?, FreeMilk, North Korean Human Rights, and Evil New Year 2018.(Citation: FireEye APT37 Feb 2018)(Citation: Securelist ScarCruft Jun 2016)(Citation: Talos Group123)
North Korean group definitions are known to have significant overlap, and some security researchers report all North Korean state-sponsored cyber activity under the name [Lazarus Group](https://attack.mitre.org/groups/G0032) instead of tracking clusters or subgroups.
Threat Analysis
APT37 is a advanced-sophistication threat actor attributed to North Korea, engaged in cyber operations with a primary motivation of espionage.
The group's espionage-oriented operations suggest a state-sponsored or state-aligned mandate, typically focused on stealing intellectual property, government secrets, or military intelligence. Targets are usually selected for strategic value rather than financial gain.
Classified as an advanced threat actor, APT37 likely develops or acquires zero-day exploits, employs custom malware toolchains, and demonstrates long-term persistence capabilities — hallmarks of a well-resourced operation consistent with nation-state backing.
Known Campaigns
APT37 is a espionage threat actor attributed to North Korea. APT37 has likely been active since at least 2012 and focuses on targeting the public and private sectors primarily in South Korea. In 2017, APT37 expanded its targeting beyond the Korean peninsula to include Japan, Vietnam and the Middle East, and to a wider range of industry ver...