ViruXine.W32 virus hides their presence by changing the underlying executable code.
This Virus code mutates while keeping the original algorithm intact, the code changes itself each time it runs, but the function of the code (its semantics) will not change at all.

Here is a section of the Virus code:

What is this technique called?
Kendra
8 months agoVan
9 months agoHerminia
9 months agoVeronika
9 months agoMarguerita
9 months agoAsha
9 months agoNadine
9 months agoGail
9 months agoMeghan
9 months agoKallie
10 months agoYen
10 months agoShaunna
10 months agoJulio
10 months agoAron
10 months ago