METHOD AND SYSTEM FOR PROTECTING EXECUTABLE FILE BY USING HEAP MEMORY

WIPO Patent Application WO/2020/196959

A1

Disclosed are a method and a system for protecting an executable file by using a heap memory. A method for protecting an executable file, according to one embodiment, may comprise the steps of: identifying a protected memory space loaded with obfuscated content for protection from among memory spaces for the content of an executable file loaded in a memory of a computer device, according to the execution of the executable file; allocating a separate heap memory; decoding the obfuscated content in the protected memory space and copying same to the allocated heap memory; and dynamically modifying the address of the memory space for the content of the executable file by using relocation information of the executable file loaded in the memory.

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CHUNG SANG MIN (KR)
LIM SEUNG HYEON (KR)
HAN SEOL HWA (KR)
SIM MIN YOUNG (KR)
JEON SANGHUN (KR)

PCT/KR2019/003618

October 01, 2020

March 28, 2019

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LINE PLUS CORP (KR)

G06F21/14; G06F21/60

JP2009258772A	2009-11-05
US20140115292A1	2014-04-24
KR101753811B1	2017-07-19
US20150227414A1	2015-08-13
US9117094B2	2015-08-25

YANG, Sungbo (KR)

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