The attacker is free to read the victim’s traffic and tamper with it in any way they please.” “The user traffic is then redirected through a proxy controlled by the attacker, who carries out a man-in-the-middle attack and impersonates the various sites the user attempts to surf. “When attempting to surf the web, the user’s web browser will first ask the attacker web page on TOR for proxy settings,” Caspi wrote. Check Point said it’s unclear how many systems may have been impacted by the malware.Īttackers are able to eavesdrop on SSL-protected communication by redirecting a victim’s traffic through a malicious proxy server, explained Ofer Caspi, malware researcher with Check Point in a blog. According to researchers, an infected system allowed a malicious third party to gain “complete access to all victim communication” including those protected by SSL. OSX/Dok was reported by Check Point last week. On Sunday, Apple also rolled out an update to its XProtect built-in antimalware software to fend off existing and upcoming OSX/Dok-type attacks. Apple revoked a legitimate developer certificate used by hackers behind malware dubbed OSX/Dok, which was able to eavesdrop on secure HTTPS traffic of infected systems.
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