Capicua Virus

Virus Name: Capicua Aliases: V Status: New Discovery: July, 1994 Symptoms: .COM file growth Origin: Unknown Eff Length: 511 Bytes Type Code: PRaCK - Parasitic Resident .COM Infector Detection Method: F-Prot, IBMAV, AVTK, ViruScan, Sweep, NAV, NAVDX, VAlert, Sweep/N, AVTK/N, NProt, IBMAV/N, NShld, NAV/N Removal Instructions: Delete infected files General Comments: The Capicua virus was received in July, 1994. Its origin or point of isolation is unknown. Capicua is a memory resident infector of .COM files, including COMMAND.COM. When the first Capicua infected program is executed, this virus will install itself memory resident in allocated system memory. It will hook interrupts 21 and 24. Total system and available free memory, as indicated by the DOS CHKDSK program, will not be altered. Once the Capicua virus is memory resident, it will infect .COM programs when they are executed. Infected programs will have a file length increase of 511 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 visible within the viral code in all infected programs: "*CAPICUA*" It is unknown what this virus does besides replicate.