FILE PHOTO - The Sinopec logo is seen at one of its gas stations in Hong Kong April 26, 2010. REUTERS/Bobby Yip/File Photo

BEIJING (Reuters) - Sinopec's 600028.SS Shengli Oilfield said it will cut its Internet connection for some of its offices after a malicious ransom software attacked of 21 of its Internet terminals, the company said on its official website on Monday.

Sinopec’s Shengli Oilfield became the latest victim of the ransomware that hobbled big business across the globe.

Shengli Oilfield, which began pumping oil in 1964, was one of the largest sources of production for Sinopec.

The company said it will cut the Internet to all its computers that have not installed a virus protection system.