Congrats Virus

Virus Name: Congrats Aliases: Congrats.918 V Status: New Discovery: February, 1995 Symptoms: .EXE file growth Origin: Unknown Eff Length: 918 - 932 Bytes Type Code: PNE - Parasitic Non-Resident .EXE Infector Detection Method: F-Prot, AVTK, Sweep, IBMAV, ViruScan, VAlert, NAV, NAVDX, ChAV, Sweep/N, AVTK/N, IBMAV/N, NAV/N, NProt, NShld, Innoc 4.0+ Removal Instructions: Delete infected files General Comments: The Congrats virus was received in February, 1995. Its origin or point of isolation is unknown. Congrats is a non-resident, direct action infector of .EXE files. It does not infect very small .EXE files. When a program infected with the Congrats virus is executed, this virus will infect one .EXE file located in the current directory. Programs infected with the Congrats virus will have a file length increase of 918 to 932 bytes with the virus being located at the end of the file. The program's date and time in the DOS disk directory listing will not be altered. The following text string is encrypted within the viral code: "Congratulations, you have a virus"