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Published byMaximillian Harris Modified over 9 years ago
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Sec 503.5 Case 2 Solution
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Find a string in a packet
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Find the string smsses.exe
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Frame 208 is the 1 st Fragment
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Frame 209 gives us the last fragment frame
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Frame 231 is the Last Fragment and Contains the File Size
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Analyze>Follow TCP Stream shows the PE Header (MZ)
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Further into the stream is the end of the executable
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Save the raw file
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The extract_file.raw is considerably larger than SMSSES.EXE (file size 24576)
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Open extract_file.raw in Hex Editor
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Locate the Header MZ or Hex 4D5A90
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Remove Packet Data before MZ Header
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File after removing bytes preceeding MZ Header
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24576 is 6000 in Hex
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Remove everything after the offset
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Find ics.exe
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Packet 8092 start of tranfer
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Packet 8093 shows last fragment is 8134 (which will have the file size)
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File size is 45056
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Total size of raw file
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