Microsoft Removes 119 Edge Extensions That Hid Malware in Images and Fonts
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Microsoft has shut down a long-running malicious extension operation on the Edge Add-ons store that hid its payloads inside ordinary image and font files, then woke up days after install to steal credentials and run ad fraud. The company calls it StegoAd, a mash-up of steganography and adware, and ties 119 extensions to a single threat actor it says has been active since at least 2021.
1Key Takeaways
- Microsoft has shut down a long-running malicious extension operation on the Edge Add-ons store that hid its payloads inside ordinary image and font files, then woke up days after install to steal credentials and run ad fraud.
- The company calls it StegoAd, a mash-up of steganography and adware, and ties 119 extensions to a single threat actor it says has been active since at least 2021.
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3Why it matters
Security headlines highlight new attack surfaces as AI gets embedded in more systems. The Hacker News reports that microsoft has shut down a long-running malicious extension operation on the Edge Add-ons store that hid its payloads inside ordinary image and font files, then woke up days after install to steal credentials and run ad fraud.
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