Senior Chinese leaders offered in 2016 to help bail out a Malaysian government fund at the center of a swelling, multibillion-dollar graft scandal, according to minutes from a series of previously undisclosed meetings reviewed by The Wall Street Journal.

Chinese officials told visiting Malaysians that China would use its influence to try to get the U.S. and other countries to drop their probes of allegations that allies of then-Prime Minister Najib Razak and others plundered the fund known as 1MDB, the minutes show.