
It is estimated that 2.27 million people used the affected software. Call (845) 362-9675 and lets discuss your specific needs. Security Notification for CCleaner v and CCleaner Cloud v for 32-bit Windows Users It was discovered determined that older versions of Piriform CCleaner v and CCleaner Cloud v had been compromised. XSolutions is an Elite Partner of Datto, the world leader in Hybrid-Cloud Business Continuity solutions whose systems protect 250+ Petabytes of data with over 800 employees around the globe. It is very important that users of the free version update their software manually since automatic updates are not available. It is, therefore, affected by a malicious backdoor that allows remote attackers to obtain sensitive information and install unauthorized software. On September 13, Piriform released CCleaner 5.34 and CCleaner Cloud version that do not contain the malicious code. The version of Piriform CCleaner Cloud installed on the remote Windows host is equal to. Updating to the latest version will not fix the backdoor. Process running with administrator privilegesĪnyone using the 32-bit version of CCleaner should immediately find out if they’re using v and update it immediately. Version of CCleaner and Version of CCleaner Cloud are the ones infected with the backdoor.List of installed software, including Windows updates.Cisco Researchers speculate that they compromised a portion of the development or build environment, injecting their malicious code. We apologize and are taking extra measures to ensure this does not happen again. This compromise only affected customers with the 32-bit version of the v of CCleaner and the v1.07. We resolved this quickly and believe no harm was done to any of our users. We encourage all CCleaner users to download the latest version of CCleaner: here. We recently determined that older versions of our Piriform CCleaner v and CCleaner Cloud v had been compromised. CCleaner Cloud users should have gotten an update already, but if you use CCleaner and don. We would like to apologise for a security incident that we have recently found in CCleaner version and CCleaner Cloud version. In fact, CCleaner recently boasted that the app had over two billion downloads and is adding about five million new users per week.Īt this time it is unclear who the hackers were or how they infiltrated the popular app. The infected payload affects two CCleaner products CCleaner v and CCleaner Cloud v. Of great concern is that the app had a valid digital certificate issued to the software’s developer.ĬCleaner is a popular utility from Piriform which was purchased by the anti-virus maker, Avast a few months ago and is used by millions around the globe. Security firm, KnowBe4 reported that Avast estimated that over two million users ran the compromised version. Our new parent company, the security company Avast, determined on the 12th of September that the 32-bit version of our CCleaner v and CCleaner Cloud v products, which may have. Researchers at Cisco Talos discovered that CCleaner’s 32-bit version (v and CCleaner Cloud v) were compromised using the app’s v5.33 installer.Īccording to the Graham Cluley post, once a user downloaded and installed the tainted version, malware would determine if the user had admin rights and then proceeded to steal data, sending it to the hacker’s server.
