Avanan Blog Attack Briefs (22)


When a Legitimate Pension Fund Uses Fraudulent Phishing Tactics

Avanan researchers have discovered an interesting “marketing” campaign from a legitimate company that leverages pension fund fraud tactics normally used in phishing ...

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Can I Have Some More? Blatant Financial Scam Makes Way to Inboxes

Avanan researchers have uncovered a widespread financial scam attack. The attack aims to get sensitive bank and financial information from the victim.

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ZeroFont Phishing: Three Years Later, the Attack Form is Still Out There

Back in 2018, Avanan uncovered an attack we called ZeroFont phishing. The idea is that hackers insert hidden words into the text with a font size of zero. The recipi...

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Flipping Out: Hackers Hijack Legitimate File Service to Reach Inboxes

Avanan researchers have uncovered a specific attack that was seen 282 times across 18 different environments in the past two weeks. This attack leverages Flipsnack, ...

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Bad Check: Another Malicious Invoice Gets Through

Another day, another invoice scam. This time the fake invoice is actually a malicious HTML file. Despite this being a very basic credentials harvesting attack it was...

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Invoiced: When an Ask For Payment Is an Invitation for Malware

Invoice-related spam is common. It doesn't mean, though, that everyone stops it.

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Novel Tax Scam Utilizes Spoofed IRS Address to Defraud Users

Tax season is always ripe with attacks, ranging from the simple to the sophisticated. This particular attack showcases a truly well-crafted and deceptive phishing em...

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The Tax Hack Cometh: Open Season for Tax-Based Attacks

With tax season around the corner, we’re seeing a very expected uptick in tax-related malicious emails. This particular email was malware sent from a domain register...

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Bitcoined: Leveraging the Currency for Attacks

Investing in Bitcoin? You're not alone. Tons of people are. Hackers have noticed and are leveraging it to start attacking end-users.

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The Universal Language of Phishing

It's reasonable to expect that phishing emails that come to your inbox will be in your native tongue.

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