Company ESET warns of the spread of new malicious programs whose victims are the owners of smartphones and tablets running the operating system Android. TrojanSMS.Agent.ZS is a malicious program disguised as a popular messenger WhatsApp, Unlock PWD reports.

Trojan activity is growing since the beginning of 2015. The program under the guise of WhatsApp extends through various unofficial mobile application stores.

After loading the first apk-file with a fake malware WhatsApp offers a portable device owner to pay a fee for the use of the application. After completing the payment the second apk-file that contains extra packages begins loading. Then the trojan proceeds to install the operating system and various requests administrative rights, including permission to send SMS.