Renamed Office Binary Execution
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About the rule
Rule Type
Standard
Rule Description
Detects the execution of a renamed office binary
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND (ORIGINALFILENAME = "Excel.exe,MSACCESS.EXE,MSPUB.EXE,OneNote.exe,OneNoteM.exe,OUTLOOK.EXE,POWERPNT.EXE,WinWord.exe" OR MESSAGE contains "Microsoft Access,Microsoft Excel,Microsoft OneNote,Microsoft Outlook,Microsoft PowerPoint,Microsoft Publisher,Microsoft Word,Sent to OneNote Tool") AND PROCESSNAME notendswith "\EXCEL.exe,\excelcnv.exe,\MSACCESS.exe,\MSPUB.EXE,\ONENOTE.EXE,\ONENOTEM.EXE,\OUTLOOK.EXE,\POWERPNT.EXE,\WINWORD.exe" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
