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Threat Research

Misconfigured server reveals Cerber ransomware targets users in Europe, North America

Highly effective Cerber ransomware is spread via phishing emails and demands more than $700 in ransom  

13 January 2017 min read

A new Locky ransomware attack is coming

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Based on analysis of past Locky ransomware attacks, experts in the Avast Threat Labs predict that another attack is imminent.

6 January 2017 min read

How malware and vulnerabilities get their names

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You may have wondered where Cryptolocker or Heartbleed came from, and why. And does every virus and vulnerability get a name?

25 November 2016 min read

An in-depth look at the technology behind CyberCapture

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Avast CTO and executive vice president Ondrej Vlcek explains CyberCapture's advanced malware detection methods used in every Avast product.

17 November 2016 min read

Investigation of regular high load on unused machines every 7 hours

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Regular high load every 7 hours: Finding out how Linux measures load value.

8 November 2016 min read

Hucky ransomware: A Hungarian Locky wannabe

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Avast Threat Labs has discovered a new Hungarian ransomware sample that is imitating Locky.

25 October 2016 min read

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Malware posing as dual instance app steals users’ Twitter credentials

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By installing a piece of newly discovered malware, you can download multiple instances of Twitter’s authentic application on your devices – at a price.

19 October 2016 min read

Inside Petya and Mischa ransomware

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The Avast Threat Intelligence team takes a deeper look into the double ransomware, Petya and Mischa.

20 September 2016 min read

Zepto ransomware now introduces new features to better encrypt your files

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The Threat Intelligence team takes a closer look at the new Zepto (ransomware) variant.

8 September 2016 min read

The evolution of the Retefe banking Trojan

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The Retefe Trojan is now also targeting Smile banking customers. The Trojan has evolved and includes new malicious components.

18 July 2016 min read

Tools deliver false promises to YouTubers and Gamers

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Fake tools, that are actually malicious, promise more YouTube subscribers or gaming coins.

11 July 2016 min read

CyberCapture: Protection against zero-second attacks [infographic]

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CyberCapture isolates unknown files in a safe environment and establishes a 2-way communication channel with you and Avast’s team of expert security analysts.

23 June 2016 min read

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