Potential ShellDispatch.DLL Functionality Abuse

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About the rule

Rule Type

Standard

Rule Description

Detects potential "ShellDispatch.dll" functionality abuse to execute arbitrary binaries via "ShellExecute"

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (PROCESSNAME endswith "\rundll32.exe" OR ORIGINALFILENAME = "RUNDLL32.EXE") AND COMMANDLINE contains "RunDll_ShellExecuteW" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

X__Junior (Nextron Systems)