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Malicious Ads in PuTTY and Teams Deliver OysterLoader Malware

First seen 10 Nov 2025, 11:52 UTC •GbhackersCybersecuritynews •74% similarity •32

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Recent reports indicate that weaponized advertisements in PuTTY and Microsoft Teams are distributing OysterLoader malware, which grants attackers full access to devices and networks. This malware poses significant risks to users of these applications, allowing unauthorized control and potential data breaches.

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OysterLoader