Link
"...we found that the 5.33.6162 version of CCleaner and the 1.07.3191 version of CCleaner Cloud was illegally modified before it was released to the public..."
"An unauthorized modification of the CCleaner.exe binary resulted in an insertion of a two-stage backdoor capable of running code received from a remote IP address on affected systems."
Thank you for the advice Mr. PWizard. I use that program myself.
"...for 32-bit Windows users."
Those people still exist?