Indirect Command Execution via SFTP ProxyCommand
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About the rule
Rule Type
Standard
Rule Description
Detects the use of SFTP.exe to execute commands indirectly via ProxyCommand parameter
Severity
Attention
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND ( PROCESSNAME endswith "\sftp.exe" OR ORIGINALFILENAME = "sftp.exe" ) AND ( COMMANDLINE contains "ProxyCommand=" )
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)
