Swiss 143 Virus
Virus Name: Swiss 143
V Status: Rare
Discovered: January, 1991
Symptoms: .COM growth; file date/time changes
Eff Length: 143 Bytes
Type Code: PNCK - Parasitic Non-Resident .COM Infector
Detection Method: ViruScan, F-Prot, Sweep, AVTK, ChAV,
NAV, IBMAV, NAVDX, VAlert, PCScan,
NShld, LProt, Sweep/N, Innoc, NProt, AVTK/N,
Removal Instructions: Delete infected files
The Swiss 143 virus was submitted in January, 1991, by Dany Schoch
of Hagendern, Switzerland. This virus is a non-memory resident
infector of .COM files, including COMMAND.COM.
When a program infected with Swiss 143 is executed, the virus will
infect all .COM files in the current directory. Infected programs
will increase in length by 143 bytes, the virus will be located at
the end of the infected program. The disk directory date and time
will also be altered to the current system date and time when the
programs were infected.
This virus does not do anything besides replicate.