Update elf_gafgyt.txt
Update elf_gafgyt.txt

[0] http://www.liceonaval.mil.ec/imagenes/zak.c , see ``` const char *Bot_Killer_Binarys[] =``` section. This list seems to be full for ```Gafgyt```\```Kaiten```. And also seems, that [0] is the source code (or part of it, ot base of it) of ```Linux.Amnesiark``` -- [1] https://www.symantec.com/security_response/earthlink_writeup.jsp?docid=2017-040714-0320-99

If some names seem confusing for f/a, please, cut them off.
stamparm/maltrail,stamparm/maltrail,stamparm/maltrail,stamparm/maltrail