5/6/2023 0 Comments Cylance antivirus loginNote: The CtxHook64 key does not exist on Windows 2008 R2 and it is not required. HKEY_LOCAL_MACHINE\SOFTWARE\Citrix\CtxHook HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Citrix\CtxHook HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Citrix\CtxHook64 Value Name: ExcludedImageNames Type: REG_SZ Value: Cylancesvc.exe,AppName2.exe,AppName3.exe HKEY_LOCAL_MACHINE\SOFTWARE\Citrix\CtxHook Value Name: ExcludedImageNames Type: REG_SZ Value: Cylancesvc.exe,AppName2.exe,AppName3.exe We can add Cylancesvc.exe in their exclusion list. Solution 2įor users who are not able to use Cylance Compatibility mode and cannot remove /edit the Parent hook (mfaphook.dll, radeaphook.dll, and ctxsbxhook.dll), The alternate solution is to implement Citrix API hook exclusions per application bases. Note: The Compatibility Mode key must be added to the registry before you enable Memory Protection, or Memory Protection and Script Control, in the Policy. Multiple Machines - Using PowerShell $servers = “testComp1″,”testComp2″,”textComp3″ $credential = Get-Credential -Credential When the policy is applied to the Agent, this triggers the driver to apply the registry change.Ĭommand Line Options Single Machine - Using PsExec psexec -s reg add HKEY_LOCAL_MACHINE\SOFTWARE\Cylance\Desktop /v CompatibilityMode /t REG_BINARY /d 01 Multiple Machines - Using PsExec psexec -s reg add HKEY_LOCAL_MACHINE\SOFTWARE\Cylance\Desktop /v CompatibilityMode /t REG_BINARY /d 01 Where: "C:\temp\hosts.txt" contains a list of all the hosts. Also enable Script Control, if necessary. Enable Memory Protection and save the Policy. Also disable Script Control, if it is enabled. Instead, you can: Disable Memory Protection in the Policy, then save the Policy. Open the registry setting and change the value to 01. Right-click Desktop, then select New > Binary Value.įor the name, type CompatibilityMode. Right-click Desktop, click Permissions, then take ownership and grant yourself Full Control. Using the Registry Editor, go to HKEY_LOCAL_MACHINE\SOFTWARE\Cylance\Desktop. While Memory Protection and Script Control use the same core functions, the way each feature protects a device is different.Īdd the following registry key to enable Compatibility Mode: It does not work when only Script Control is enabled. Solution: Compatibility Mode works when Memory Protection is enabled or when Memory Protection and Script Control are enabled. Compatibility Mode has been tested with the following products: Cylance Is BlackBerry Cybersecurity Cylance technology powers BlackBerry cybersecurity, providing customers endpoint security that proactively detects malware and prevents cyberattacks from happening. To resolve this issue, you can add a registry key to the Cylance Desktop registry folder to allow Memory Protection to inject in the same manner as other applications. This causes the other application to crash. However, other products that also monitor memory processes handle injections differently and may not be prepared for injection as early in the process as Memory Protection. Issue: The original design for Memory Protection is to inject at the earliest possible point during process startup. Solution 1 Problem: When using Memory Protection, there are some compatibility issues with other products. Please see the below steps in order to put Cylance in compatibility mode. Click Allow to allow Cylance Inc.Cylance must be run in compatibility mode in order to the VDA and Cylance to run on the same machine. You are redirected to the Security
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