If you go to the pool website with the address specified on the botnet you can see how much it was mined. The main article [1] linked on the news said:

> The actor has been able to mine about 630 XMR to date, which at the current USD rate is more than $172,000 for just a little more than one year of activity.

[1]: https://www.fortinet.com/blog/threat-research/yet-another-cr...