olemus
viirusnakkus, mis paigutab nakatatud programmi viiruse kehasse
= a type of virus infection putting the host file into the body of the virus

ülevaateid
https://malware.news/t/file-infection-strategies/16327

näiteid
Amoeba
W32/Sand.12300 https://static1.squarespace.com/static/61828f55ed08161af801aae9/t/6193df460dc10420edc049de/1637080903695/Fujacks_A_Modern_File_Infector.pdf