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Atomic Stealer distributed to Mac users via fake browser updates

Jérôme Segura
November 21, 2023
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Compromised websites are being used to redirect to fake browser updates and deliver malware onto Mac users.

Someone looking at their credit card while at a computer

Credit card skimming on the rise for the holiday shopping season

Jérôme Segura
November 14, 2023
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We've seen a particular card skimming campaign really pick up pace lately. With hundreds of stores compromised, you may come across it if you shop online this holiday season.

Malvertising via Dynamic Search Ads delivers malware bonanza

Jérôme Segura
October 29, 2023
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Most, if not all malvertising incidents result from a threat actor either injecting code within an existing ad, or intentionally creating…

Hong Kong residents targeted in malvertising campaigns for WhatsApp, Telegram

Jérôme Segura
October 24, 2023
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Malvertising is a powerful malware or scam delivery mechanism that makes it easy to target specific geographies or even users. A…

Clever malvertising attack uses Punycode to look like KeePass’s official website

Jérôme Segura
October 18, 2023
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Threat actors are known for impersonating popular brands in order to trick users. In a recent malvertising campaign, we observed a malicious…

Malicious ad served inside Bing’s AI chatbot

Jérôme Segura
September 28, 2023
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In February 2023, Microsoft disclosed its new AI-assisted search engine, Bing Chat, powered by OpenAI’s GPT-4. Even though Google has been…

Mac users targeted in new malvertising campaign delivering Atomic Stealer

Jérôme Segura
September 6, 2023
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Summary Introduction The majority of the malvertising campaigns we have tracked for the past few months have targeted Windows users. That’s not…

DarkGate reloaded via malvertising and SEO poisoning campaigns

DarkGate reloaded via malvertising and SEO poisoning campaigns

Jérôme Segura
August 23, 2023
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In July 2023, we observed a malvertising campaign that lured potential victims to a fraudulent site for a Windows IT management tool….

Catching up with WoofLocker, the most elaborate traffic redirection scheme to tech support scams

Catching up with WoofLocker, the most elaborate traffic redirection scheme to tech support scams

Jérôme Segura
August 17, 2023
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Back in January 2020, we blogged about a tech support scam campaign dubbed WoofLocker that was by far using the most complex…

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