Use NTFS Short Name in Image
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About the rule
Rule Type
Standard
Rule Description
Detect use of the Windows 8.3 short name. Which could be used as a method to avoid Image based detection
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND PROCESSNAME contains "~1.bat,~1.dll,~1.exe,~1.hta,~1.js,~1.msi,~1.ps1,~1.tmp,~1.vbe,~1.vbs,~2.bat,~2.dll,~2.exe,~2.hta,~2.js,~2.msi,~2.ps1,~2.tmp,~2.vbe,~2.vbs" AND PARENTPROCESSNAME != "C:\Windows\explorer.exe" AND (PARENTPROCESSNAME notendswith "\WebEx\WebexHost.exe" AND PARENTPROCESSNAME notendswith "\thor\thor64.exe" AND PROCESSNAME != "C:\PROGRA~1\WinZip\WZPREL~1.EXE" AND PROCESSNAME notendswith "\VCREDI~1.EXE")
select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME,Action1.DOMAIN,Action1.ORIGINALFILENAME,Action1.PARENTPROCESSID,Action1.PROCESSID,Action1.PRODUCT_NAME,Action1.SECURITYID
Detection
Execution Mode
realtime
Log Sources
Windows
Author
frack113, Nasreddine Bencherchali (Nextron Systems)
