Update cheatsheets

binwalk

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# binwalk
+
+> Firmware Analysis Tool.
+> More information: <https://github.com/ReFirmLabs/binwalk>.
+
+- Scan a binary file:
+
+`binwalk {{path/to/binary}}`
+
+- Extract files from a binary, specifying the output directory:
+
+`binwalk --extract --directory {{output_directory}} {{path/to/binary}}`
+
+- Recursively extract files from a binary limiting the recursion depth to 2:
+
+`binwalk --extract --matryoshka --depth {{2}} {{path/to/binary}}`
+
+- Extract files from a binary with the specified file signature:
+
+`binwalk --dd '{{png image:png}}' {{path/to/binary}}`
+
+- Analyze the entropy of a binary, saving the plot with the same name as the binary and `.png` extension appended:
+
+`binwalk --entropy --save {{path/to/binary}}`
+
+- Combine entropy, signature and opcodes analysis in a single command:
+
+`binwalk --entropy --signature --opcodes {{path/to/binary}}`