Service Binary in Suspicious Folder
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About the rule
Rule Type
Standard
Rule Description
Detect the creation of a service with a service binary located in a suspicious directory
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Registry value modified" AND (((OBJECTNAME startswith "HKLM\System\CurrentControlSet\Services" OR (OBJECTNAME = "HKLM\System\CurrentControlSet\Services" AND isExist(OBJECTVALUENAME))) AND OBJECTNAME endswith "\Start" AND PROCESSNAME contains "\Users\Public\,\Perflogs\,\ADMIN$\,\Temp" AND (INFORMATION = "DWORD (0x00000000),DWORD (0x00000001),DWORD (0x00000002)" OR (CHANGES = "0,1,2" AND NEWTYPE = "REG_DWORD,REG_DWORD,REG_DWORD"))) OR ((OBJECTNAME startswith "HKLM\System\CurrentControlSet\Services" OR (OBJECTNAME = "HKLM\System\CurrentControlSet\Services" AND isExist(OBJECTVALUENAME))) AND OBJECTNAME endswith "\ImagePath" AND INFORMATION contains "\Users\Public\,\Perflogs\,\ADMIN$\,\Temp")) AND (PROCESSNAME notcontains "\Common Files" OR PROCESSNAME notcontains "\Temp")
select Action1.HOSTNAME,Action1.MESSAGE,Action1.OBJECTNAME,Action1.PROCESSNAME,Action1.PREVVAL,Action1.CHANGES,Action1.USERNAME,Action1.DOMAIN,Action1.NEWTYPE,Action1.OBJECTVALUENAME,Action1.OLDTYPE
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Florian Roth (Nextron Systems), frack113
