Suspicious Velociraptor Child Process
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About the rule
Rule Type
Standard
Rule Description
Detects the suspicious use of the Velociraptor DFIR tool to execute other tools or download additional payloads.
Severity
Attention
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND ( PARENTPROCESSNAME endswith "\Velociraptor.exe" AND (( COMMANDLINE contains "code.exe" AND COMMANDLINE contains "tunnel" AND COMMANDLINE contains "--accept-server-license-terms" ) OR ( COMMANDLINE contains "msiexec" AND COMMANDLINE contains "/i" AND COMMANDLINE contains "http" ) OR ( COMMANDLINE contains "Invoke-WebRequest ,IWR ,.DownloadFile,.DownloadString" AND ( PROCESSNAME contains "\powershell.exe,\powershell_ise.exe,\pwsh.exe" OR ORIGINALFILENAME contains "powershell.exe,powershell_ise.exe,pwsh.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
@Swachchhanda Shrawan Poudel (Nextron Systems)


