Answer:
Since Trojan horses frequently appear disguised as legitimate system files, they are often very hard to find and destroy with conventional virus and malware scanners. ... The computer's antivirus and antimalware programs will be disabled and the necessary steps to remove malware will be inaccessible.
Step-by-step explanation:
In general, a Trojan comes attached to what looks like a legitimate program. In reality, it is a fake version of the app, loaded up with malware. ... One form of Trojan malware has targeted Android devices specifically. Called Switcher Trojan, it infects users' devices to attack the routers on their wireless networks.