Potentially Suspicious DMP/HDMP File Creation
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About the rule
Rule Type
Standard
Rule Description
Detects the creation of a file with the ".dmp"/".hdmp" extension by a shell or scripting application such as "cmd", "powershell", etc. Often created by software during a crash. Memory dumps can sometimes contain sensitive information such as credentials. It's best to determine the source of the crash.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "File Created or Modified" AND PROCESSNAME endswith "\cmd.exe,\cscript.exe,\mshta.exe,\powershell.exe,\pwsh.exe,\wscript.exe" AND (FILENAME endswith ".dmp,.dump,.hdmp" OR OBJECTNAME endswith ".dmp,.dump,.hdmp") 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)
