Experiments-416 Virus

Virus Name: Experiments-416 Aliases: V Status: Rare Discovered: March, 1993 Symptoms: .COM file growth; file date/time changes Origin: USSR Eff Length: 416 Bytes Type Code: PNCK - Parasitic Non-Resident .COM Infector Detection Method: Sweep, AVTK, F-Prot, ViruScan, IBMAV, PCScan, NAV, NAVDX, VAlert, ChAV, Sweep/N, NShld, AVTK/N, NProt, IBMAV/N, Innoc, NAV/N, LProt Removal Instructions: Delete infected files General Comments: The Experiments-416 virus was submitted in March, 1993, and is from the USSR. Experiments-416 is a non-resident, direct action infector of .COM programs, including COMMAND.COM. When a program infected with the Experiments-416 virus is executed, the Experiments-416 virus will infect all of the .COM files located in the current directory. Infected programs will have a file length increase of 416 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 have been updated to the current system date and time when infection occurred. The following text string can be found within the viral code in all Experiments-416 infected programs: "????????COM" It is unknown what Experiments-416 may do besides replicate. See: Experiments