Virus extermination method, information processing apparatus and computer-readable recording medium with virus extermination program recorded thereon

摘要

The invention provides a virus extermination method by which an error in operation by a user is prevented and optimum virus extermination based on a type of a virus can be performed without imposing much burden in operation. The virus extermination method includes the virus detection and identification step of detecting a computer virus as a software destroying factor which infects a computer system and identifying a type of the computer virus, the memory clearing step of receiving trigger information which is based on detection of the infecting computer virus and clearing information stored in all of those areas of a memory which are write-enabled in an ordinary operation of the computer system, the operating system fetching and starting up step of fetching an operating system, in which no virus is resident, from the outside and starting up the operating system after the stored information of the memory is cleared, and the virus extermination step of exterminating the computer virus under operation environment of the operating system.