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Direct link to the APK required, see the Wiki for install instructions (NOTE: You may need to remove some flags with latest version of QEMU)
This worked for me (with winxp.iso and winxp.img in the same folder as qemu):
qemu-system-x86_64.exe -cpu coreduo -m 512 -drive file=winxp.img,format=raw,index=0,media=disk -cdrom winxp.iso -boot d -device cirrus-vga,vgamem_mb=8 -net nic,model=rtl8139 -net user