DLSU Virus

Virus Name: DLSU Aliases: V Status: Rare Discovered: January, 1994 Symptoms: .COM file growth; file date/time changes Origin: Unknown Eff Length: 477 Bytes Type Code: PNC - Parasitic Non-Resident .COM Infector Detection Method: ViruScan, Sweep, F-Prot, AVTK, IBMAV, NAV, NAVDX, VAlert, PCScan, ChAV, LProt, NShld, Sweep/N, NProt, AVTK/N, IBMAV/N, NAV/N, Innoc Removal Instructions: Delete infected files General Comments: The DLSU virus was submitted in January, 1994. Its origin or point of isolation is unknown. DLSU is a non-resident, direct action infector of .COM programs, but not COMMAND.COM. When a program infected with the DLSU virus is executed, this virus will infect one .COM files in the current directory. Infected files will have a file length increase of 477 bytes with the virus being located at the beginning of the file. The file's date and time in the DOS disk directory listing will have been updated to the current system date and time when infection occurred. The following text strings are visible within the viral code in all DLSU infected programs: "*.com *.*" "????????COM"