Vinchuca Virus

Virus Name: Vinchuca Aliases: V Status: New Discovered: April, 1994 Symptoms: .COM file growth; TSR Origin: Argentina Eff Length: 925 Bytes Type Code: PRsC - Parasitic Resident .COM Infector Detection Method: AVTK, ViruScan, IBMAV, F-Prot, NAV, Sweep, NAVDX, VAlert, PCScan, ChAV, IBMAV/N, NShld, AVTK/N, Sweep/N, NAV/N, NProt, Innoc 4.0+ Removal Instructions: Delete infected files General Comments: The Vinchuca virus was received in April, 1994, and is from Argentina. It is a memory resident infector of .COM programs, but not COMMAND.COM. When the first Vinchuca infected program is executed, this virus will install itself memory resident as a low system memory TSR of 1,232 bytes. Interrupt 21 will be hooked by the virus in memory. Once the Vinchuca virus is memory resident, it will infect .COM programs when they are executed. Infected programs will have a file length increase of 925 bytes with the virus being located at the beginning of the file. The program's date and time in the DOS disk directory listing will not be altered. The following text strings are encrypted within the Vinchuca viral code: "Saludos para SaTaNiC BRaiN y Patoruzu" "Virus ViNCHuCa V1.0 1993" "Creado por MURDOCK." "Buenos Aires,Argentina" "Su PC tiene Mal de Chagas....jajaja..."