PUA - Potential PE Metadata Tamper Using Rcedit

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About the rule

Rule Type

Standard

Rule Description

Detects the use of rcedit to potentially alter executable PE metadata properties, which could conceal efforts to rename system utilities for defense evasion.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (PROCESSNAME endswith "\rcedit-x64.exe,\rcedit-x86.exe" OR MESSAGE = "Edit resources of exe" OR PRODUCT_NAME = "rcedit") AND COMMANDLINE contains "--set-" AND COMMANDLINE contains "OriginalFileName,CompanyName,FileDescription,ProductName,ProductVersion,LegalCopyright" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Micah Babinski