The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 01, 2020

Filed:

Dec. 04, 2015
Applicant:

Nippon Telegraph and Telephone Corporation, Chiyoda-ku, JP;

Inventors:

Tomonori Ikuse, Musashino, JP;

Kazufumi Aoki, Musashino, JP;

Takeo Hariu, Musashino, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/53 (2013.01); G06F 21/56 (2013.01); H04L 29/06 (2006.01); H04W 12/12 (2009.01);
U.S. Cl.
CPC ...
G06F 21/53 (2013.01); G06F 21/56 (2013.01); H04L 63/14 (2013.01); H04W 12/1208 (2019.01);
Abstract

A command server identification device adds a tag to data received by malware upon execution of the malware, the tag capable of uniquely identifying identification information for a transmission source of the data, and tracks propagation of the data added with the tag. The command server identification device acquires a tag of data referenced by a branch instruction executed by the malware, among the tracked data. The command server identification device analyzes information on an instruction of a branch destination not executed by the malware after the branch instruction. Then, the command server identification device identifies identification information of a command server for issuing a command to the malware from the identification information of the transmission source corresponding to the acquired tag, based on the result of analysis.


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