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Malware detector

  • US 10,243,975 B2
  • Filed: 11/22/2016
  • Issued: 03/26/2019
  • Est. Priority Date: 04/09/2009
  • Status: Active Grant
First Claim
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1. A non-transitory processor-readable medium storing code representing instructions to be executed by a processor, the code comprising code to cause the processor to:

  • intercept a communication from an application acting as a web browser executing at a compute device, the communication addressed to a server different from the compute device;

    identify a type of protocol of the communication;

    select, based on the type of protocol, a redirect request as an active content challenge for the application;

    send the redirect request to the application;

    identify the application as a valid web browser and send the communication to the server when a response to the redirect request is received from the application within a predetermined time period and is determined to be a correct response to the redirect request; and

    identify the application as malware and block the communication from being sent to the server when the response is not received from the application within the predetermined time period or is determined to be an incorrect response to the redirect request.

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