"Over the past few months, we identified and analyzed more than 90 malicious applications uploaded to the Google Play store. These malware-infected applications have collectively garnered over 5.5 million installs.
Recently, we noticed an increase in instances of the Anatsa malware (a.k.a. TeaBot). "
So not 5.5M installs of this specific malware, FWIW
From the actual report:
"Over the past few months, we identified and analyzed more than 90 malicious applications uploaded to the Google Play store. These malware-infected applications have collectively garnered over 5.5 million installs.
Recently, we noticed an increase in instances of the Anatsa malware (a.k.a. TeaBot). "
So not 5.5M installs of this specific malware, FWIW