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:
Feb. 19, 2019

Filed:

Sep. 13, 2016
Applicant:

Symantec Corporation, Mountain View, CA (US);

Inventor:

Joseph Chen, Los Angeles, CA (US);

Assignee:

Symantec Corporation, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/55 (2013.01); G06F 11/00 (2006.01); G06F 12/14 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 21/554 (2013.01); G06F 11/1451 (2013.01); G06F 2201/80 (2013.01);
Abstract

The disclosed computer-implemented method for detecting malicious processes that encrypt files may include (i) identifying a backup file created by a backup process on the computing device, (ii) detecting an attempt to alter the backup file by a process that is not the backup process, (iii) determining, based at least in part on the attempt to alter the backup file being made by the process that is not the backup process, that the process is a malicious process designed to encrypt files on the computing device so that a legitimate owner of the files cannot access the files, and (iv) performing a security action in response to determining that the process is malicious. Various other methods, systems, and computer-readable media are also disclosed.


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