

If you want to lend your unused internet traffic, the right thing to do is to setup a tor relay/bridge/snowflake or an i2p node, imo.
Anything other than that options sounds very fishy/dangerous, to me it smells like botnet.
EDIT: Also, if you are interested in donating processing power too checkout The BOINC Project or Folding@home.
What’s the second logo?