Malware disguised as Firefox update

b_mozilla_firefox1Firefox browser update from unathourized sources have been found to deliver Click-ad-fraud Kovter malware via a drive -by-download.

This new variant of Kovter malware uses a legitimate certificate making it elusive to antivirus solutions. It is expected that the CA, Comodo which signed the certificate being used by the malware will soon revoke it, if they haven’t already.

Users are advised to download softwares and updates from the software vendors’ official websires to avoid such malwares.

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