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HighSigmaHQDaniel Bohannon (@Mandiant/@FireEye) +1

Invoke-Obfuscation Obfuscated IEX Invocation - PowerShell

Detects all variations of obfuscated powershell IEX invocation code generated by Invoke-Obfuscation framework from the following code block \u2014

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source product
windows
Log source category
ps_script

Known benign triggers

  • Unknown

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