Avanan Blog Attack Briefs (19)


Spark a Phish: Another Case of Legitimate Services Used for Attacks

Attackers have found a consistent way to bypass SEG filters and get to the inbox. We've written about it a lot lately, in large part because we continue to see tons ...

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Change of Direction: Too Many Redirects Fool Scanners

A common way for attackers to evade security solutions is to include URL redirects in the body of an email. For security solutions to effectively determine if the UR...

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Don't Close: Scamming Closing Notifications with Credential Harvesting

Avanan researchers have uncovered an attack that leverages the notification of closing documents to send a credential harvesting link.

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The Static Expressway: Leveraging Legit Sites to Get to the Inbox

We've been writing a lot lately about hackers are leveraging legitimate services as attack vectors. This trend is not going away, whether it's Google Docs, MailGun, ...

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Do Not Call List: Hackers Impersonating Amazon to Get You to Call

How many Amazon notifications do you get? (If you're like some, it's a lot.) That means it's a perfect opportunity for hackers to try and exploit it to get some info...

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Attackers Take Advantage of New Google Docs Exploit

Avanan analysts have recently discovered an exploit vector in Google Docs that attackers are using to deliver malicious phishing websites to victims.

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Insecure Services: Spoofing Secure Email Notifications

With the increased attention to email security in every organization, users are getting used to receiving documents sent to them over "secure" services. With sensiti...

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Lack of Trust: Pretending to be a Trusted Sender to Steal Credentials

Avanan researchers have discovered an attack that takes over the account of a trusted customer to send phishing emails.

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Hackers Using Microsoft Against Itself

Attackers are using automated methods to generate attack email addresses that end in the onmicrosoft.com domain to try and bypass any email filters that may have onm...

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Return to the Office. Get Welcomed by Phishing Emails

Returning to the office? Many workers around the country and the world are. Hackers are noticing.

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