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1
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1answer
80 views

Solve this hex riddle! - What went wrong with my output redirection?

Following on from my question TF101 Android: Image block device via adb in which I tried unsuccessfully to save a raw image of a block device by output redirection, this question tries to determine ...
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4answers
609 views

How do you obtain 'raw binary dump' of a file?

I came through it in a question - What in the world is a .el8 file?. I am curious how @slhck determined that the file in question was pointing to the software - eLecta
3
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0answers
1k views

Attempting to access RAM /dev/mem… says “Operation not permitted”

I am using Ubuntu 12.04 I read the following tutorial on how to access the contents of RAM in Linux.... http://www.rootninja.com/using-dd-to-search-for-strings-in-memory-or-devices/ Code: dd ...
1
vote
1answer
88 views

Why does newline come before space in the output of hexdump?

Printing these characters in the "Canonical" format gives the output that I expect, while the default format throws me off. $ echo " " |hexdump # Reversed? 0000000 0a20 0000002 $ ...
2
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1answer
607 views

What does an asterisk “*” mean in hexdump output?

I print MBR with hexdump and I get the following output: 000001a0 67 60 6f 70 65 72 61 74 69 6e 67 60 73 79 73 74 |g`operating`syst| 000001b0 65 6d 00 40 00 63 7b da c5 f5 61 68 00 40 00 40 ...
4
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1answer
549 views

Is this a File Header / Magic Number?

I've got 120,000 files (way more, actually; this is just an arbitrary subset) of an unknown type. Linux file does not identify them (not that they're necessarily Linux files), nor do any other methods ...
1
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0answers
83 views

Identify recovered filetype

I'm searching some info about this file. It was recovered from a failed HD, with Ontrack EasyRecovery. The file extension may not be accurate. I tried with TrID (I'm the developer), and based on the ...
36
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5answers
4k views

Why don't you see binary code when you open a binary file with text editor?

Why don't you see binary code when you open a binary file with text editor? For example, when I open an image with text editor, I see some weird characters and also some human readable characters; but ...
3
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1answer
2k views

hexdump vs xxd format difference

I was searching for how to do a reverse hexdump and found xxd mentioned. However, it does not seem to work with simply: xxd -r hexdumpfile > binaryfile I then compared the difference between ...
4
votes
1answer
840 views

Is there a utility like hexdump that will handle non-native endian-ness?

Hexdump's ability to read binary data and format it appropriately so it can, for example, be piped to awk is very useful, but I regularly need to read files in which the binary data is of a different ...
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2answers
1k views

How to convert data to plain hex from console

How to easily convert to/from plain machine-readable HEX (without any paddings/offsets/character view) with xdd or hexdump? I'm tired of digging of some special format strings (and finding out that ...