The Screaming Fist Virus (also known as the EMF Virus, Stranger Virus, Enemy Virus) is a computer virus is an encrypted computer virus written by Lazarus Long in 1992, which infects .COM files including COMMAND.COM. The virus is loaded into memory by executing an infected program and then affects the computer's runtime operation, corrupts program files. The seconds field of infected files time stamp is set to a value of 60 by the virus, which wont infect any file with a seconds value of 60. Research Screaming Fist Virus