Delete All Scheduled Tasks
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About the rule
Rule Type
Standard
Rule Description
Detects the usage of schtasks with the delete flag and the asterisk symbol to delete all tasks from the schedule of the local computer, including tasks scheduled by other users.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND PROCESSNAME endswith "\schtasks.exe" AND (COMMANDLINE contains " /delete " AND COMMANDLINE contains "/tn \*" AND COMMANDLINE contains " /f") 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)
