The 23-year-old broke the deadlock in the 74th minute by thumping in a long-range effort after combining with Darlan Mendes.
Brazil has the world's second-highest COVID-19 death toll behind the United States, with more than 139,000 fatalities. Enditem
The South American zone World Cup qualifiers were originally scheduled to begin in late March but were suspended because of the coronavirus pandemic.
The visitors from the Ukraine grew in confidence but the dismissal of Joonas Tamm, who saw his second yellow card for repeated foul play at the hour mark, changed proceedings on the pitch.
Seven minutes later, Caio Lucas added his name to the scoresheet as Sharjah rounded off the scoring.
Shenhua doubled the lead eight minutes after the break when Peng's header found Bi Jinhao, who resisted a shoulder-to-shoulder challenge in the box to drill home.
In the day's other match, South Korean striker Son Heung Min scored four goals as Tottenham produced a second half blitz to win 5-2 away to Southampton.
'The reason I like skiing is really simple.' says Zhang Yifan, 31, from Beijing. 'It's about meeting cheerful and interesting people you probably wouldn't meet in everyday life.'
Bruno Labbadia's men gained momentum but Frankfurt stood firm and protected its lead until the final whistle.
Shanghai dominated the second half with several scoring chances. Hulk hit the post twice but couldn't find his second goal of the match.
"We could see sport is coming back slowly but surely," Bach said. "A number of big sports events have been successfully organized recently, including matches of Japanese leagues at the weekend and also some complex events like Tour de France."