They must have converted some of the collected money into cryptocurrency.
In order for the government to freeze their crypto account, it should be stored in an regulated exchange, probably they have some bitcoins in coins.ph.
Yes, possible coins.ph is one of the exchanger having used by the Kapa Ministry which are being freeze by Philippine government. With this massive investment scam i think there have a lot of account coins which was not caught and it holds by other members in kapa used to left and right earnings.