mAliCious Code 265
16. Nicolas Brulez, “Parasitic Infector Analysis II: What Changed?” Websense
Security Lab Blog, February 29, 2009, http://securitylabs.websense.com/
content/Blogs/3300.aspx.
17. Zend, “Zend Guard: Protect Your Application with PHP Encoder,”
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18. Jeek.org, “Jsunpack: A Generic JavaScript Unpacker,” n.d., http://jsun-
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19. iDefense, “State of the Hack: iDefense Explains … Obfuscation,” iDe-
fense Weekly reat Report, ID# 486145, May 18, 2009.
20. VMProtect Software, “What Is VMProtect?” 2006–2010, http://vmpro-
tect.ru.
21. iDefense, Malicious Code Summary Report, ID# 472002, August 27,
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22. Joanna Rutkowska, “Introducing Blue Pill,”