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Symantec Security Response is a worldwide team of security engineers, threat analysts, and researchers who develop a variety of content on the latest threats that impact organizations and end users.
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Proportion of Email Traffic Containing URL Malware, December 2013–November 2014

Symantec Intelligence Report: November 2014

The monthly intelligence report, provides the latest analysis of cyber security threats, trends, and insights from the Symantec intelligence team concerning malware, spam, and other potentially harmful business risks.
23 pages, 1.31 Mb

Highlights from November 2014 Intelligence Report

Key Findings

  • Over 41 percent of email-borne malware contained a link to a malicious or compromised website. URL malware had been present in 3 to 16 percent of malicious emails each month, until this recent surge.
  • Kelihos and Gamut are the top two most active botnets in November, comprising 19.2 and 18.8 percent respectively.
  • Crypto- ransomware made up 38 percent of all ransomware seen in the month of November.
Proportion of Email Traffic Containing URL Malware, December 2013–November 2014
Proportion of Email Traffic Containing URL Malware, December 2013–November 2014
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Proportion of Email Traffic Containing URL Malware, December 2013–November 2014

 

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