Phishing
Double Click
Macros
Contributors:
mr.d0x
Description:
XLSB or Excel Binary Spreadsheet is an uncompressed binary Excel file. Similarly to XLS files, it can contain malicious macros.
OS:
Windows
Mac
Recommendation:
Disable macros via GPO and whitelist the users that are permitted to run macros. For end users, turn off macros from Excel's settings.
Resources:
File Samples: