Avanan Blog Attack Briefs (6)


Government Agencies See Double the Phishing Attacks Over Last Two Weeks

With the election here, more and more malicious attacks have started hitting inboxes. Whether it's phishing messages related to the candidates themselves, healthcare...

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Ransomware Threat Picks Up for Health Care Organizations

A joint cybersecurity advisory was released by the FBI, CISA and HHS detailing an increased threat of Ryuk ransomware targeted at health care organizations. 

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Excel-ent Adventure: Getting Past Proofpoint with Spreadsheet Obfuscation

Over the course of your working lifetime, how many Excel spreadsheets have you been sent?

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Emerging Phishing Attack Uses HTML Redirection to Bypass Microsoft ATP

Avanan researchers have uncovered an emerging phishing technique that has not yet been released by hackers and is still in testing mode on the dark web, but promises...

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Bonu$ Bu$ter: Fake Bonus Notification Steals Credentials Instead

There are few things better than receiving a bonus at work for a job well done. 

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We Played Along With a Business Email Compromise Scam. Here's What Happened Next.

As an email security company, we see all sorts of attacks and scams. It's why our Attack Briefs uncover so many new hacking trends.

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Not-a-Pay-Pal: Hackers Are After Your Money

Money transfers have always been popular online, even more so as cash has become less relevant. 

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Amazon 'Crime': Hackers Are After Your Prime Credentials

E-commerce sales have skyrocketed during the pandemic as people are looking to stock up on goods without going into a store. Amazon, of course, has been one of the b...

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Netflix and Steal: New Attack Targets Streaming Credentials and Payment Info

If you're like most people over the six months, you've spent a lot of time watching and binging shows on Netflix.

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Microsoft SafeLinks Redirect: TattleToken Script

Attackers are using 'smart' redirect servers to hide malicious websites from post-delivery protections like Microsoft SafeLinks and Chrome browser filters.  Summary:...

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SiteCloak Phishing: Office 365's Safe Links is Under Attack

Highlights: Attackers have expanded the battleground from the inbox to the web This is the hacker’s response to click-time protection and the technique is able to by...

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SiteCloak: Hackers Take Phish Obfuscation to the Next Level

We are seeing a rise in the number of phishing attacks that bypass Office 365 due to the attackers’ use of obfuscation techniques on the credential harvesting websit...

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SYLKin Attack: New Malicious .slk files are bypassing Microsoft 365 Security, Risking 200M+ Users

A new attack method bypasses both Microsoft 365 default security (EOP) and advanced security (ATP). At the time of writing, Microsoft 365 is still vulnerable and the...

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Why Slack and Microsoft Teams Are Not as Secure as You Think

Highlights Avanan protects Slack  and Microsoft Teams with one click.   Despite many users thinking otherwise, Slack and Microsoft Teams have no inherent security pr...

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