Potential CommandLine Path Traversal Via Cmd.EXE
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About the rule
Rule Type
Standard
Rule Description
Detects potential path traversal attempt via cmd.exe. Could indicate possible command/argument confusion/hijacking
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND ((PARENTPROCESSNAME endswith "\cmd.exe" OR PROCESSNAME endswith "\cmd.exe" OR ORIGINALFILENAME = "cmd.exe") AND (PARENTPROCESSCOMMANDLINE contains "/c,/k,/r" OR COMMANDLINE contains "/c,/k,/r") AND (PARENTPROCESSCOMMANDLINE = "/../../" OR COMMANDLINE contains "/../../")) AND COMMANDLINE notcontains "\Tasktop\keycloak\bin\/../../jre\bin\java"
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
xknow @xknow_infosec, Tim Shelton
