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HighSigmaHQFlorian Roth (Nextron Systems) +1

Script Interpreter Execution From Suspicious Folder

Detects suspicious script execution from suspicious directories or folders accessible by environment variables that may indicate malware activity. Script interpreters (cscript, wscript, mshta, powershell) executing…

Description

Detects suspicious script execution from suspicious directories or folders accessible by environment variables that may indicate malware activity. Script interpreters (cscript, wscript, mshta, powershell) executing from folders like Temp, Public, or user profile directories may suggest attempts to evade detection or execute malicious scripts.

Detection logic

Detection requirements

Platform
ContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows

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

  • Various legitimate software have been observed to use similar techniques for installation or update purposes;thus, it is recommended to review and tune filters for your environment to reduce false positives before deploying to production.

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