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MediumSigmaHQSami Ruohonen

Hiding Files with Attrib.exe

Detects usage of attrib.exe to hide files from users.

Detection logic

Detection requirements

Platform
LinuxmacOSWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
windows
Log source category
process_creation

Known benign triggers

  • IgfxCUIService.exe hiding *.cui files via .bat script (attrib.exe a child of cmd.exe and igfxCUIService.exe is the parent of the cmd.exe)
  • Msiexec.exe hiding desktop.ini

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