The number of malicious mobile software programs in China rose to more than 160,000 last year, 25 times more than the figure in 2011.
According to data released by the National Computer Network Emergency Response Technical Team/Coordination Center of China (CNCERT/CC) on Thursday, a total of 162,981 malware samples circulating on mobile Internet devices were detected in 2012, China Daily reported.
82.5 percent of the malware targeting phones also use the Android operating system, the center said.
Many mobile malware spread through smartphone application stores, forums and sites offering other downloadable content, Zhou Yonglin, a department head at CNCERT/CC noted in the report.
In November last year, it was reported the number of mobile phone users in China had also risen to hit 1.095 billion at the end of October, helped by consumer purchasing 3G handsets.
The center also found that in 2012, 16,388 websites had been tampered with in China, up 6.1 percent year on year. A total of 52,324 Web sites were found to be harboring malicious software last year, among which 3,016 were government websites.