1. A system for analyzing digital forensic evidence using an image filter, comprising: a duplicator that creates a copy of digital evidence; a verifying unit that verifies whether the copy created by the duplicator is identical to the original of the digital evidence; an original storage that stores the original of the digital evidence on the basis of the result determined by tho verifying unit; an evidence analyzer that classifies image files of the copy of the digital evidence stored in the original storage into predetermined categories, using the image filter including an image filtering model created by a learning model, and then analyzes the evidence; and a reporting unit that creates a report about the evidence analysis result obtained by the evidence analyzer.