Persirai targets more than a thousand different internet protocol camera models. Researchers at Trend Micro warn that 120,000 web-connected cameras are vulnerable to the malware.

Consumers would, in most cases, be unaware that their devices are even exposed to the internet much less at risk of compromise. Hackers are using a known but seldom patched vulnerability to hack the cameras.

Source: Another IoT botnet has been found feasting on vulnerable IP cameras