Diamond Sleet APT Scheduled Task Creation - Registry
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About the rule
Rule Type
Standard
Rule Description
Detects registry event related to the creation of a scheduled task used by Diamond Sleet APT during exploitation of Team City CVE-2023-42793 vulnerability
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Registry Event" AND (OBJECTNAME contains "\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree" AND OBJECTNAME contains "Windows TeamCity Settings User Interface") OR (OBJECTNAME endswith "\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree" AND isExist(OBJECTVALUENAME)) select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.OBJECTNAME,Action1.OBJECTVALUENAME,Action1.ACCESSES,Action1.USERNAME,Action1.DOMAIN,Action1.PREVVAL,Action1.CHANGES,Action1.INFORMATION
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
