Will numbers or letters be implanted into trojans when replying to text messages?

Trojan horse virus is a malicious behavior that harms computer system. Programs that steal files by exploiting computer program vulnerabilities are collectively referred to as Trojan viruses. There are two sources of Trojan horse virus, one is the spontaneous paralysis of the system caused by system vulnerabilities or programming errors, and the other is created by hackers, who attack or manipulate the system and spread it on the network, which will lead to accidental recruitment.