Tengkotak

Tengkotak is a group of aliens from Ata Ta Tiga. The leader of this group is Bora Ra. And the members are Gaga Naz, Cici Ko, Yoyo Oo, and Kiki Ta. They come to earth to kidnap Ochobot in order to use him to locate an ancient and powerful “Sfera Kuasa” hiding on the Earth.

Trivia

 * Tengkotak is a combination of the word "Tengkorak" (skull) and "Kotak" (box). This is likely referring to Ata Ta Tiga aliens.