Suspect Svchost Activity
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About the rule
Rule Type
Standard
Rule Description
It is extremely abnormal for svchost.exe to spawn without any CLI arguments and is normally observed when a malicious process spawns the process and injects code into the process memory space.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND (COMMANDLINE endswith "svchost.exe" AND PROCESSNAME endswith "\svchost.exe") AND (PARENTPROCESSNAME notendswith "\rpcnet.exe,\rpcnetp.exe" AND isExist(COMMANDLINE)) select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
David Burkett, @signalblur
