When both CrowdStrike Falcon Sensor Platform and Symantec Endpoint Protection (SEP) Application and Device Control (ADC) are installed, some applications may fail or crash when launched.
Symantec Endpoint Protection Application and Device Control
CrowdStrike Falcon Sensor Platform
CrowdStrike Falcon Sensor (ScriptControl64_####.dll / umppc####.dll) injection appears to be using a hooking technique that does not conform with the method outlined by Microsoft Windows.
This issue is fixed in Symantec Endpoint Protection 14.3 RU4 and later. For information on how to obtain the latest build of Symantec Endpoint Protection, see Download Symantec Enterprise Security software.
As a workaround Crowdstrike User Mode data can be disabled:
To disable "Additional User Mode Data" in CrowdStrike Falcon Sensor Platform.
If the above Crowdstrike steps cannot be taken or the client cannot be upgraded, adding SEP Application Control exclusions for the application(s) executable will allow the application to launch as expected.