Beware: Fake Microsoft Teams Installers Unleash Sneaky Oyster Malware!
Beware of the not-so-friendly neighborhood hackers! They’re using SEO poisoning and fake Microsoft Teams installers to slip the Oyster malware into your system. Remember, when downloading Teams, check twice—because that “MSTeamsSetup.exe” could be more than just a meeting wrecker!

Hot Take:
Well, it seems the cybercriminals are back at it again, pulling virtual rabbits out of their hats and serving up malware disguised as friendly neighborhood software. This time, it’s Microsoft Teams, and boy, do they have a knack for making even the most mundane tasks like downloading an app a high-stakes game of digital roulette. Forget catfishing on dating apps; the real drama is in the world of software downloads!
Key Points:
- Hackers are using SEO poisoning and search ads to distribute fake Microsoft Teams installers.
- The malicious software, known as Oyster, grants remote access to corporate networks.
- Oyster is spread through malvertising campaigns that mimic popular IT tools like Putty.
- Fake installers are code-signed for added legitimacy, yet drop malicious DLLs.
- IT admins are advised to download software only from verified domains to avoid these traps.
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