In Modern Hebrew slang, the word “Hanta” (or Chanta, spelled חַנְטָה) means scam, lie, nonsense, fraud, or rubbish. It is used colloquially to dismiss something as fake or worthless, similar to saying “bull” or “load of crap” in English. (Credit: Thomas Holian)

On viruses in general, I recommend reading this abstract, even just the first few pages will tell you enough.