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Detection of computer network data streams from a malware and its variants

  • US 8,595,840 B1
  • Filed: 05/24/2011
  • Issued: 11/26/2013
  • Est. Priority Date: 06/01/2010
  • Status: Active Grant
First Claim
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1. A method of detecting computer network data streams generated by a malware, the method comprising:

  • receiving a relevance pattern in a client computer, the relevance pattern indicating computer network traffic characteristics of a Trojan program and one or more variants of the Trojan program;

    detecting a computer network data stream in the client computer;

    determining whether the computer network data stream matches computer network traffic characteristics of the Trojan program or the one or more of the variants of the Trojan program indicated in the relevance pattern; and

    preventing the Trojan program from communicating with the malicious server computer when the computer network data stream matches the network traffic characteristics of the Trojan program or the one or more of variants of the Trojan program indicated in the relevance pattern.

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