[Request] YSMenu.nds with *one* byte changed (or help doing it myself)

The way ysloader mod works is when you select a nds rom to load it (over)writes a line in ysmenu.ini. Specifically the AUTO_BOOT= line. I want to use YSMenu's auto boot feature to auto boot moonshell but every time I use it it replaces my preference with the rom I just chose .
If someone could change just one bye from the part of the rom that specifies the path for the ini file this issue can be avoided.
I've tried changing a byte myself in a hex editor but...

[Request] YSMenu.nds with *one* byte changed (or help doing it myself)