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.
Patent No.:
Date of Patent:
Jul. 19, 2016
Filed:
Aug. 24, 2015
Kaspersky Lab Zao, Moscow, RU;
Anton M. Ivanov, Moscow, RU;
Alexander V. Liskin, Moscow, RU;
AO Kaspersky Lab, Moscow, RU;
Abstract
Disclosed are method and system for detecting harmful files executed by a virtual stack machine. An example method includes: identifying data from a file executed on the virtual stack machine, the data including parameters of a file section of the file and/or parameters of a function of the file; searching in a database for at least one cluster of safe files that contains at least one of: a value of the parameters of the file section exceeding a first threshold, and a value of the parameters of the function exceeding a second threshold; creating a cluster of data of the file based on the identified cluster of safe files; calculating a checksum of the created cluster of data of the file; and determining that the file is a harmful file if the computed checksum matches a checksum in a database of checksums of harmful files.