The "virus" is called Z̈́̑a͉ͧ̐l̫̜̖̐̎g̏ͬ̓ͪͅo̬͈ͧ͗̿ ̝̼͓̇̃t̬͍̰̼͑e͈͋̍̓x̰ͤt̩. 
A little curious, how do you make the text like this?By the way, it's technically not a "bug". You can create your own g͓͍͆̒ḽ̆i͓͐͊ͅṯ̱̐̽c̣̹͙̄͛̽̀͢ḣ̹̞͖͇͌̍͠ẏ͉ ̼̼̳̿̎͌t͚̙͔̠̎͂̂̚e̪̩̞͙̓̋̈́̂xt too! --> https://glitchtextgenerator.com/
Thank you