BackTime.52
Details
BackTime.528
This is a dangerous memory-resident virus. It hooks INT 8 (timer), and INT 21h and hits COM files by a standard way when they are executed.
The virus contains the text “BackTime”. This virus sets the system timer in back direction: when the INT 8 is called the virus decrements the content of timer counter. At a result the programs that uses the timer characteristics of computer (like a BenchMarks) are hang-up.
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