detection icon

Short bio

Adware.CrescentCore is Malwarebytes’ detection name for an adware that targets macOS systems.


Users of machines infected with Adware.CrescentCore may notice their system is slow due to the additional PUPs and adware that get installed by Adware.CrescentCore acting as a dropper.

Type and source of infection

Adware.CrescentCore is adware that uses basic techniques to avoid running on virtual machines and it acts as a dropper for additional unwanted programs. Adware.CrescentCore usually gets installed by users under false pretences, for example by posing as a Flash Player update.


Because Adware.CrescentCore acts as a dropper a full scan may reveal more threats.


Malwarebytes for Mac detects and removes Adware.CrescentCore.


Malwarebytes for Mac will detect and remove the components of this malware.

Download and install the latest version of Malwarebytes for Mac.

Click the “Scan Now” button to perform a system scan.

If threats are detected during the scan, a count of detected threats is displayed. More detailed threat information is displayed after the scan completes.

Click “Confirm” to move the detected threats to Quarantaine.

If a restart is required to complete remediation of threats detected during a scan, you will be notified. When a restart is required, please remember to save all work before clicking “Restart”.