A new type of mobile malware that secretly replaces popular apps like WhatsApp on people’s phones has already infected more than 25 million devices, security researchers have revealed.
Dubbed ‘Agent Smith’, the malware exploits vulnerabilities within the Android operating system to automatically replace installed apps with a malicious version without the user realising.
The new version then displays fraudulent ads for financial gain, though it could be used for more dangerous purposes such as stealing bank details or spying on someone through their camera or microphone.
By Anthony Cuthbertson
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