The advanced persistent threat (APT) group known as APT3 has built a full in-house battery of exploits and cybertools collectively dubbed UPSynergy An analysis of the toolkit has uncovered a geopolitical cat-and-mouse spy game. It turns out that many parts of the package are likely gleaned from watching attacks by the National Security Agency s Equation Group APT on target networks. The Chinese collect attack tools used against them, reverse-engineer and reconstruct them to create equally strong digital weapons.
Source: https://threatpost.com/chinas-apt3-pilfers-cyberweapons-nsa/148086/