It is mostly found within the
cache.img of phones,
with ILO/CEL within the app folder. If you have such a firmware,
and you are able to extract it (you need to convert it to ex4, than
use DiskInternals Linux Reader ver126.96.36.199 (not newer versions)
to extract the archive and the apps inside,
preferably it should be deodxed so people could use it without dependencies.