CCleaner Cloud Client Agent
CCleaner Cloud Client Agent (ccleaner-cloud.exe) is the Windows endpoint component of Piriform’s CCleaner Cloud service. It establishes a secure channel to the cloud console, receives remote cleaning and optimization policies, inventories installed software and hardware, and streams status updates back to admins. It enables centralized management of multiple machines, runs as a background service, and integrates with the local registry and startup processes to ensure policy delivery even after reboots. For administrators, this agent is the bridge between on-device actions and cloud-driven housekeeping, patch enforcement, and reporting.
The ccleaner-cloud.exe process operates as a client agent that communicates with the CCleaner Cloud backend. It executes scheduled tasks, applies remote policies, and feeds telemetry back to Piriform/Avast services. It relies on a signed binary from CCleaner Cloud and uses TLS for cloud communication, functioning as a Windows service or startup task in managed environments.
Yes, ccleaner-cloud.exe is a legitimate component of CCleaner Cloud, provided you installed the product from Piriform/CCleaner Cloud or a sanctioned enterprise deployment. It is digitally signed by Piriform/Avast, typically resides under C:\Program Files\CCleaner Cloud (or C:\Program Files (x86)\CCleaner Cloud), and runs as a background agent to support remote management. If the binary is missing its signature, located in an unexpected path, or not part of an official CCleaner Cloud installation, treat it with caution and verify authenticity before allowing network access.
In typical CCleaner Cloud deployments, ccleaner-cloud.exe is not a virus. It is a signed, official component designed to communicate with the CCleaner Cloud console and enforce remote policies. However, malware can masquerade as legitimate processes. If you did not install CCleaner Cloud, or if the executable is unsigned, located outside the standard install folders, or shows unusual behavior, treat it as suspicious and perform a comprehensive malware scan.
Red Flags: Unsigned binaries, unexpected file paths (such as user-writable folders), frequent signature warnings, or network activity that bypasses the CCleaner Cloud console are red flags. Also be wary of duplicate process names running from temp directories or downloads.
Reasons it's running:
ccleaner-cloud.exe is the client agent for CCleaner Cloud. It comes from Piriform/Avast CCleaner Cloud installations and runs to enable remote management and policy execution on endpoints.
Yes, when installed from the official CCleaner Cloud package and signed by Piriform/Avast. Verify its digital signature and file path before allowing it to access the network.
You can disable or remove it if you no longer use CCleaner Cloud, but note that disabling may stop remote management, updates, and policy enforcement for that device.
It runs to maintain cloud communication, apply policies, and report system health to the CCleaner Cloud service as part of fleet management.
Check for updates, review scheduled tasks and policies in the cloud console, and ensure the agent isn’t repeatedly scanning. If needed, restrict or optimize the cleanup tasks.
Check the file path in Program Files, verify the digital signature, compute and compare the SHA256 hash, and run a malware scan if anything looks suspicious.