• Title/Summary/Keyword: Document forensics

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A Study of Memory Information Collection and Analysis in a view of Digital Forensic in Window System (윈도우 시스템에서 디지털 포렌식 관점의 메모리 정보 수집 및 분석 방법에 관한 고찰)

  • Lee Seok-Hee;Kim Hyun-Sang;Lim JongIn;Lee SangJin
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.16 no.1
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    • pp.87-96
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    • 2006
  • In this paper, we examine general digital evidence collection process which is according to RFC3227 document[l], and establish specific steps for memory information collection. Besides, we include memory dump process to existing digital evidence collection process, and examine privacy information through dumping real user's memory and collecting pagefile which is part of virtual memory system. Especially, we discovered sensitive data which is like password and userID that exist in the half of pagefiles. Moreover, we suggest each analysis technique and computer forensic process for memory information and virtual memory.

A Research of Anomaly Detection Method in MS Office Document (MS 오피스 문서 파일 내 비정상 요소 탐지 기법 연구)

  • Cho, Sung Hye;Lee, Sang Jin
    • KIPS Transactions on Computer and Communication Systems
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    • v.6 no.2
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    • pp.87-94
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    • 2017
  • Microsoft Office is an office suite of applications developed by Microsoft. Recently users with malicious intent customize Office files as a container of the Malware because MS Office is most commonly used word processing program. To attack target system, many of malicious office files using a variety of skills and techniques like macro function, hiding shell code inside unused area, etc. And, people usually use two techniques to detect these kinds of malware. These are Signature-based detection and Sandbox. However, there is some limits to what it can afford because of the increasing complexity of malwares. Therefore, this paper propose methods to detect malicious MS office files in Computer forensics' way. We checked Macros and potential problem area with structural analysis of the MS Office file for this purpose.