1804 Virus

Virus Name: 1804 Aliases: Dashel V Status: Rare Discovery: January, 1993 Symptoms : .EXE file growth; file date/time changes Origin: Germany Eff Length: 1,804 - 1,805 Bytes Type Code: PNE - Parasitic Non-Resident .EXE Infector Detection Method: ViruScan, F-Prot, AVTK, Sweep, NAV, IBMAV, NAVDX, VAlert, PCScan, ChAV, NShld, Sweep/N, NProt, NAV/N, Innoc, AVTK/N, IBMAV/N Removal Instructions: Delete infected files General Comments: The 1804 virus was received from Germany in January, 1993. 1804 is a non-resident, direct action infector of .EXE programs. When a program infected with the 1804 virus is executed, the 1804 virus will infect one .EXE file located in the current directory. Infected programs will usually have a file length increase of 1,804 bytes, though occassionally the file length increase will be 1,805 bytes. The virus will be located at the end of the file. The program's date and time in the DOS disk directory listing will have been updated to the current system date and time. No text strings are visible within the viral code. It is unknown what 1804 does besides replicate.