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What are we looking for?
For an EXE file, we look for the byte sequence of 4D 5A or in ASCII it is MZ
File contents analysis
File signature analysis (Header analysis)COM, DLL, DRV, EXE, PIF, QTS, QTX, or SYS file (Starts with 0x4D 0x5A)
Additional scanning signature analysis
Possible: [ICO file, sig: 00000100] Count: 4
File hex characters
 4D 5A 78 00 01 00 00 00 04 00 00 00 00 00 00 00 MZx.............