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Java Class infection from PE32 files

Valhalla #4
September 2013

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This is my second virus to target the Java platform (Java.Sojourner was the first one), and this is my first file infector for Java classes. It is a direct action infector of Class files in current directory. A new method containing the dropper code is inserted in the Class. It uses a new EPO technique. It is the world's first W32 virus to infect Class files.

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