If you are one of the many millions of worldwide useds of the popular Windows cleaning software ‘CCleaner’ then you might wish to scan your system for malware.
First spotted on September 13, 2017 – the installer for CCleaner v5.33 was modified at source to include and distribute malicious software.
There are also reports that CCleaner Cloud v1.07.3191 may also be affected.
You can find more information at the Talos Intelligence Blog