Questions tagged [excel]

A spreadsheet program that is part of Microsoft Office. Security issues can involve e.g. macros and code execution in formulas. See also [office].

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How to "unprotect" malicious workbook without knowing password

Right now I'm looking at an office document (most likely rtf based on it exploiting equation editor) that opens just fine when you double click it, but on further examination in a hex editor and in ...
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Opened compromised Excel file - am I safe?

Long story short, got duped into opening an XLSM in Excel, with macros being enabled. Realised instantly. Digged into the Excel structure, found the following (extremely obfuscated) payload: =CALL(&...
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