For anyone that may have downloaded CCleaner in the past week, your system may be compromised. Piriform has notified customers of the malware that was injected into their software. Please be aware that no customer data on the Piriform’s servers was compromised. Piriform is telling all customers to update to the latest version via their website: https://www.piriform.com/ccleaner/download?pc.
As a note, only users running CCleaner and CCleaner Could on 32-bit Windows systems were effected.