Some of the examples include malware which get attached to songs (which are commonly downloaded from recognised sites), or as links on e-mail messages. The malware gets itself installed in the computer of the user and starts watching the actions of the user.
Some of the malware have the capability to read, recognise and record the commands and actions keyed in by  BIS central bankers’ speeches  3  accessing the kernel (which is at the heart) of the computer and gather information such as user id and password of internet banking transactions.