F-Secure Virus Descriptions : Ontario.1024

NAME:	Ontario.1024
ALIAS:	SBC
ORIGIN:	Canada
SIZE:	1024
TYPE:	Resident COM/EXE-files
REPAIR:	Yes

Ontario is a polymorphic, semi-stealth virus. It stays resident in memory and infectes all executed COM and EXE files. COMMAND.COM is infected by inserting the virus code to an unused part of the file.

Ontario will cause vague printer problems.

Two variants, 512 and 1024 bytes in size, are known.