The product, Guanjia, is the first mobile-security service that offers WeChat-specific protection. The company created the offering to combat malware hijacking of WeChat accounts, which can give hackers access to friend lists and WeChat Moments.
Leagas Delaney is working on a branding TVC to debut on Chinese New Year's Eve on CCTV.
The agency previously won the WeChat Pay account, another Tencent product.