Avanan Blog Attack Briefs (14)


The Nigerian Prince Scam, with a Russian Twist

The Nigerian Price Scam is a staple of the cybersecurity world. Essentially, someone claims to be in a position of influence or notoriety and needs to get a large su...

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Hackers Begin Spoofing Fintech Apps As Tax Season Approaches

With tax season around the corner, it’s a rite of passage to expect tax-related spoofs. That can come in the form of spoofing the IRS or popular tax apps like TurboT...

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Analyzing the Malware Wiper

A new form of malware is reportedly being deployed by Russia against Ukraine.

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Using CAPTCHA Forms to Bypass Filters

In April 2021, Avanan researchers wrote about how hackers are using CAPTCHA forms–those annoying puzzles you have to fill out after entering data to prove you are hu...

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Highlighting Text in White to Fool Anti-Phishing Filters

Hackers are constantly looking for ways to disguise their intentions. They not only have to craft phishing emails that not only bypass filters but are also believabl...

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Avanan Alert: Cyber Attacks Originating From Russia Increase 8x in Last 24 Hours

Starting on February 27th, Avanan has noticed an 8x increase in email-borne attacks originating from Russia.

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Hackers Attach Malicious .exe Files to Teams Conversations

Microsoft Teams continues to grow in popularity. Teams counts 270 million monthly active Teams users; that's up a tidy 20 million from July 2021.

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How Hackers Follow Up Successful Campaigns

When hackers find something that works, they keep going at it until it doesn't.

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Hackers Find Success Spoofing Walgreens, Keep At It

Last week, we published an Attack Brief that highlighted how hackers are spoofing Walgreens.

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Using .ppam Files to Wrap Executable Content

PowerPoint has a number of add-on files that add features and capabilities. One of these is the .ppam file.

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