Mobile phone viruses began to appear, the first mobile phone virus was called Caribe, it was created to infect the Symbian mobile operating system. Using the Bluetooth communication feature, it was able to propagate from one phone to another, and when activating the device, it displayed the message "Caribe". In 2009, the first iPhone worm “Ikee” was created. It was capable of infecting and spreading among jailbroken iPhones that had SSH installed using the default root password. This worm changes your lock screen wallpaper to a photo of Rick Astley with the message: "Ikee will never abandon you." In 2011, it was reported that up to 73,000 malware strains were written every day. As mobile smartphones have gradually replaced the daily tasks of our PCs, we are at greater risk now that these malware are being written more and more. Just look at history and what happened with PCs: it may have started as a joke, but soon after users started providing more and more personal information, this joke slowly morphed into a more malicious goal. History always repeats itself. It will be no different with smartphones and with this growing problem, we must be prepared to strengthen our mobile security. Mobile malware that exists for mobile devices varies depending on the platform it is attempting to infect. For example, an Android Trojan is Backdoor.AndroidOS. Obad.a. It is a multifunctional Trojan that allows remote control of the device and allows the programmer to install programs on the phone to further infect your device. The Trojan horse comes from a vulnerability in the DEX2JAR software. DEX2JAR is a program used to convert an APK file to JAR format, which is an executable Java file...... middle of paper ......h the threat of "Mobile Malware" is in the air, the The desire to warn the general public has never been greater. This article was intended to provide the knowledge that the general public needs and will reinforce the topic to those who were already in the know. The history of malware has given you a glimpse into the not-so-distant past. The discussion on technical malware examples was intended to show you how fast the threat is growing as well as the statistics of current malware expansion, and future malware examples and research showed you concepts unimaginable for the average electronic consumer. The majority of malware was initially designed to be a joke, but as the ever-increasing desire for malicious intent shows, the evolution of malware has followed suit. We can only hope that the growing need for security can be met.