PSEXEC Remote Execution File Artefact
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About the rule
Rule Type
Standard
Rule Description
Detects creation of the PSEXEC key file. Which is created anytime a PsExec command is executed. It gets written to the file system and will be recorded in the USN Journal on the target system
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "File Created or Modified" AND (FILENAME startswith "C:\Windows\PSEXEC-" OR OBJECTNAME startswith "C:\Windows\PSEXEC-") AND (FILENAME endswith ".key" OR OBJECTNAME endswith ".key") select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
