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:
Oct. 18, 2022

Filed:

Oct. 28, 2020
Applicant:

Samsung Sds Co., Ltd., Seoul, KR;

Inventors:

Jang Mi Shin, Seoul, KR;

Young Min Cho, Seoul, KR;

Jung Bae Jun, Seoul, KR;

Jang Ho Kim, Seoul, KR;

Tae Jin Iyn, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/55 (2013.01); G06F 21/56 (2013.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
G06F 21/566 (2013.01); G06F 21/554 (2013.01); G06F 21/563 (2013.01); H04L 63/1408 (2013.01); H04L 63/1425 (2013.01); H04L 63/168 (2013.01);
Abstract

A method of training a malicious code detection model and a method of detecting a malicious code. The method includes acquiring application programming interface (API) call information of called functions from a result log of performing dynamic analysis of a malicious code, calculating time intervals between timestamps using the timestamps which indicate API call times extracted from the API call information, determining a feature value of the malicious code on the basis of the time intervals, and training the malicious code detection model using an API call sequence included in the API call information and the feature value.


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