Abstract
Memory forensics can provide crucial evidence or further investigation clues, it also has a direct connection with field investigation. Image is a common and intuitive way to express information, and has direct effect as evidence. This article analyzes the characteristics of common image formats (BMP, PNG, JPEG, GIF) data stored in the memory and summarizes some rules of extracting the picture data. On this basis, the article proposed a method of extracting picture data from the memory image. The experimental results show that picture data can be accurately recovered from the image.
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