The recent attack that resulted in 2.2 million users installing infected versions of a popular Windows system optimization tool might have been the work of a sophisticated cyberespionage group with a ...

The CCleaner hack that took place over the summer and came to light this week might have been carried out by an infamous cyber-espionage group, believed to be operating out of China, and which ...

Version 5.33 of the CCleaner app offered for download between August 15 and September 12 was modified to include the Floxif malware, according reports published by MorphiSec and Cisco Talos. Floxif is ...

The 32-bit version of CCleaner v5.33.6162 and CCleaner Cloud v1.07.3191 were infected with malware. Affected systems need to be restored to a state before Aug. 15, 2017, or reinstalled. Hackers ...

Two members of Avast’s threat intelligence team shared new information about the CCleaner backdoor attack. MADRID—As the investigation continues into the backdoor planted inside CCleaner, two members ...

Update: On September 25, Avast confirmed that of the 18 companies targeted, a total of 40 computers were successfully infected with a secondary malware installation at the following companies: Samsung ...

For about 22 days, the CCleaner system maintenance application distributed malware through its official channels. It appears to have been an exploit of the CCleaner installer’s download server, ...

CCleaner is a popular Windows utility used by many millions of internet users to remove cookies, wiped browsing histories, and clean-up temporary internet files where malware might be lurking. It’s ...

Malware has been detected within Piriform's CCleaner, a popular registry cleaner and space recovery tool. The malware-infected package had been distributed for nearly a month. Share on Facebook (opens ...

Several major technology companies were targeted by malicious code injected into Avast-owned Piriform CCleaner software prior to release in a supply chain compromise. Earlier this week, Piriform said ...