Notice

Various information is provided including new products, AppCheck update details, and event information.

[Release Notes] AppCheck update history (latest version: 2.5.35.2)

Latest Update History
(Version update time for the Pro is delayed maximum 24 hours to provide maximum stability.)


Version 2.5.35.2 (7. Oct. 2019. 05:00 UTC)

  • Fixed where starts update during Genuine Registration even Automatic Update is disabled.
  • AppCheck Security Enhancement
  • Fixed BSOD during GEARS5 game installation and update.
  • Fixed “Failed to recover” message is not displayed in CSV export of Threat Log.
  • Fixed problems running AppCheck.exe repeatedly in the service


Previous Update
 

Version 2.5.34.6 (17. Sep. 2019. 01:30 UTC)

  • Fixed restore to defaults button is enabled when using Lock.
  • Fixed bluescreen during reboot or shutdown after ransomware detection in certain conditions.
  • Fixed Cleaner stops in 3% during the scan.


Version 2.5.34.2 (09. Sep. 2019. 06:00 UTC)

  • Fixed issues while Policy is applied to specific agents
  • Improved Cleaner features
  • Fixed file recovery issue in SMB Server
  • Improved better message texts when license registration
  • Added “Failed to Recover” type in Action in Detection log
  • Added “Lock Options” feature for AppCheck Pro
  • Fixed file recovery issue in Network Drive
  • Improved  false positive detections



 

Version 2.5.33.5 (10. Aug. 2019. 05:00 UTC)

  • Fixed when file timestamps are miswritten when restored.


Version 2.5.33.4 (9. Aug. 2019. 05:30 UTC)

  • Fixed duplicated AppCheck.exe process.
  • Improved roll-back method after detection.
  • Fixed BSOD when detecting ransomware behavior in specific environment.
  • Fixed Cleaner running process terminates when closing Main window.
  • Fixed license expiration message displaying every 1 hour.
  • Fixed hang when AppCheck application is abnormally terminated.
  • Add detailed options for Ransom Guard (Usage of RansomShelter, Hide Directory, detailed periods when deleting files)
  • Improved false-positive detections.


Version 2.5.32.3 (23. Jul. 2019. 01:30 UTC)

  • Improved funtionaliy when emptying ransom shelter
  • Added to force to restart AppCheck Tray Icon
  • Removed Exit menu item in AppCheck Tray Icon
  • Fixed context menu in Detection Log and Quarantine
  • Improved path processing method in Whitelist Items
  • Added MD5 hash in detection log
  • Improved false positive


Version 2.5.31.2 (2. Jul. 2019. 09:00 UTC)

  • Improved Ransomware detection and roll-back process
  • Fixed error when file has more than 256 letters in path while emptying ransom shelter.
  • Improved update period for personal users.
  • Improved to update when waking up from the hibernation. (Only for AppCheck Pro)
  • Improved method to add service in registry
  • Improved false positive

Version 2.5.30.3 (21. Jun. 2019. 02:00 UTC)
  • Improved Ransomware detection and rollback process.
  • Improved AutoBackup process.
  • Added Set to default button in Option window
  • Improved UI display in specific screen resolution environment.
  • Improved usability of empty RansomShelter.
  • Fixed when adding whitelist upon SMB detection.
  • Improved method to display AppCheck tray icon.
  • Fixed other minor issues.
  • Improved false positive detections.


Version 2.5.29.2 (12. Jun. 2019. 05:00 UTC)

  • Added CAPTCHA during the uninstallation
 



Version 2.5.27.2 (5. Jun. 2019. 08:00 UTC)

  • Removed False Positive


Version 2.5.27.1 (5. Jun. 2019. 05:00 UTC)

  • Improved ransomware detection and roll-back


Version 2.5.26.1 (13. May. 2019. 04:00 UTC)

  • Improved Stability


    Version 2.5.25.3 (22. April. 2019. 05:00 UTC)

    • Added Log mode for RansomGuard (for CMS Agents)
    • Improved Translations in SMB allow/block option
    • Fixed Help link
    • Added support for C-Report.


    Version 2.5.24.3 (12. April. 2019. 05:00 UTC)

    • Added option to enable SMB allow and block (Pro only)
    • Improved stability of SMB Server protection
    • Improved detection of SMB Server protection
    • Added to lock/unlock options in CMS
    • Improved ransomware detection
    • Improved false positive detections


     

    Version 2.5.22.1 (26. Mar. 2019. 06:00 UTC)

    • Improved false positive detections - Detecting explorer.exe while rotating picture or editing MP3 tags


    Version 2.5.21.1 (18. Mar. 2019. 05:30 UTC)

    • Fixed BSOD in specific condition.
    • Improved to log while receiving  policy.
    • Improved language support.
    • Other minor improvement.

     

    Version 2.5.19.1 (08. Jan. 2019. 00:30 UTC)

    • Improved Real-time protection
    • Stabilized Driver serial port


    Version 2.5.18.6 (06. Dec. 2018. 01:30 UTC)

    • Improved response to false positive detections
    • Improved Self Protection
    • Stabilized backup
    • Added information of CMS log


    Version 2.5.17.1 (23. Oct. 2018. 04:00 UTC)

    • Improved response to false positive detections
    • Improved Cleaner log
    • Stabilized other products


    Version 2.5.16.2 (12. Oct. 2018. 03:30 UTC)

    • Improved false positive detections


    Version 2.5.16.1 (05. Oct. 2018. 14:30 UTC)

    • Improved stability of whitelisted process


    Version 2.5.15.1 (04. Oct. 2018. 11:00 UTC)

    • Improved kernel driver stability.


    Version 2.5.14.1 (27. Sep. 2018. 06:00 UTC)

    • Improved verification of license registration
    • Deactivated Exploit Guard and Cleaner in Server version
    • Stabilized Driver
    • Improved false positive detection
    • Included schedule backup



    Version 2.5.13.1 (13. Sep. 2018. 10:00 UTC)
    • Added Registry Protection
    • Added log Cleaner and log size limititation

    Version 2.5.12.1 (30. Aug. 2018. 09:00 UTC)
    • Applied perpetual license for CMS
    • Improved false positive detection

    Version 2.5.11.1 (01. Aug. 2018. 06:00 UTC)
    • Improved false positive detection

    Version 2.5.10.1 (27. Jul. 2018. 07:00 UTC)
    • Improved kernel driver stability

    Version 2.5.9.2 (18. Jul. 2018. 06:00 UTC)
    • Fixed submit detection log

    Version 2.5.9.1 (18. Jul. 2018. 04:00 UTC)
    • Detailed logging of Real-time protection state changes by user.
    • Fixed update issue of Cleaner

    Version 2.5.8.3 (11. Jul. 2018. 09:30 UTC)
    • Fixed license recognition issue in specific environment.

    Version 2.5.8.2 (29. Jun. 2018. 02:40 UTC)
    • Improved false positive detection

    Version 2.5.8.1 (25. Jun. 2018. 07:00 UTC)
    • Applied policy for perpetual license
    • Changed URL address to extend period(For individual customers only)

    Version 2.5.7.1 (08. Jun. 2018. 07:30 UTC)
    • Improved false positive (MS Store, SpyHunter , etc)

    Version 2.5.5.1 (16. May. 2018. 08:00 UTC)
    • Improved Exploit Guard detection stability.

    Version 2.5.4.2 (25. Apr. 2018. 09:00 UTC)
    • Improved stability of SMB server protection.
    • Improved stability of Auto Backup.
    • Improved stability of Exploit Guard.

    Version 2.5.3.2 (11. April. 2018. 06:40 UTC)
    • Improved SMB server protection stability.

    Version 2.5.3.1 (10. April. 2018. 12:30 UTC)
    • Improved kernel driver stability.

    Version 2.5.2.1 (06. April. 2018 07:30 UTC)
    • Enhanced stabilization of Exploit Guard.
    • Improved Cleaner detection (related Chrome update).
    • Improved using Cleaner resource.

    Version 2.5.1.1 (30. Mar. 2018 07:30 UTC)
    • Fixed where Cleaner doesn't execute.
    • Fixed automatic windows while running Cleaner
    • Fixed to automatically close Cleaner while uninstalling.

    Version 2.5.0.1 (28. Mar. 2018 03:30 UTC)
    • Added Cleaner function





     
    • Improved Self Protection
    • Improved Ransom Guard detection (INFINITT Viewer)
    • Fixed service to restart automatically while update error

    Version 2.4.11.2 (16. Mar. 2018. 02:30 UTC)
    • Improved Exploit Guard performance (Firefox)
    • Automatic service restart in update failures

    Version 2.4.11.1 (15. Mar. 2018. 09:00 UTC)
    • Improved Ransom Guard detection
    • Enhanced compatibility (Avira)
    • Added Opera browser protection 
    • Improved submit detection info

    Version 2.4.10.3 (03. Mar. 2018. 11:30 UTC)
    • CMS Interconnection Improvement.

    Version 2.4.10.1 (08. Feb. 2018. 08:00 UTC)
    • Stabilized Exploit Guard 
    • Exploit Guard official release (Set enable by default)
    • Fixed files remaining when uninstall AppCheck

    Version 2.4.9.1 (07. Feb. 2018. 07:00 UTC)
    • Improved Exploit Guard(Beta) detection
    • Improved compatibility of Exploit Guard(Beta) (IE, Chrome, etc)
    • Improved to show detection details in alert message of Exploit Guard(Beta)
    • Added to send exploit detection logs to CMS
     

    Version 2.4.8.1 (Feb 6. 2018. 03:00 UTC)

    • Fixed Exploit Guard Application execution error (Edge Browser)
    • Improved false positive in Exploit Guard (Internet Explorer, etc).


    Version 2.4.7.1 (01. Feb. 2018. 13:30 UTC)

    • Improved compatibility of Exploit Guard (Microsoft Edge browser, etc)


    Version 2.4.6.2 (01. Feb. 2018. 10:00 UTC)

    • Improved compatibility of Exploit Guard (Kaspersky,360 total security,etc)


    Version 2.4.5.3 (31. Jan. 2018. 14:00 UTC)

    • Improved compatibility of Exploit Guard (Web Browsers)


    Version 2.4.5.2 (31. Jan. 2018 08:00 UTC)

    • Improved false positive in Exploit Guard (Firefox, etc).
    • Removed unnecessary log when session program ends.
    • Fixed slow certificate verification process in first time installation.
     

    Version 2.4.4.2 (30. Jan. 2018 08:00 UTC)

    • Fixed minor bug 


    Version 2.4.4.1 (30. Jan. 2018 04:00 UTC)

    • Added to verify  code sign certificates for Exploit Guard.
    • Improved driver stability.
    • Set enable Exploit Guard  by default (for first time install)

    ​​​​​

    Version 2.4.3.1 (29. Jan. 2018 09:00 UTC)

    • Added option on CMS to upload suspicious file.
    • Improved driver stability.
    • Improved false positive (Battlefield 4, etc)
    • Fixed whitelisted files doesn't apply immediately.


    Version 2.4.2.4 (25. Jan. 2018 07:00 UTC)

    • Improved false positive in Exploit Guard (Firefox)
    • Improved Exploit Guard(beta) compatibility between other security modules(IObit, Malwarebytes, MarkAny).


    Version 2.4.2.2 (24. Jan. 2018 05:00 UTC)

    • Improved process protection in Exploit Guard(Beta)
    • Fixed application execution error while Exploit Guard is running
    • Improved false positive in Exploit Guard (Excel)


    Version 2.4.2.1 (23. Jan. 2018 11:00 UTC)

    • Added interconnection of Exploit Guard option to CMS 
    • Fixed incorrectly applied option of Exploit Guard


    Version 2.4.1.2 (23. Jan. 2018 07:00 UTC)

    • Improved process protection in Exploit Guard(Beta)
    • Improved false positive in Exploit Guard (IE, PotPlayer)


    Version 2.4.1.1 (19. Jan. 2018 07:00 UTC)

    - Added Exploit Guard (beta)
    - Added Suspicious file collection
    - Improved minor issues

    Version 2.2.7.1 (23. Dec. 2017 03:00 UTC)

    • Improved false positive (Hancom Wordprocessor update, Outlook)
    • Improved policy update interval in CMS
    • Fixed to apply update change of license from CMS
    • Added ost, pst to default protected extensions


    Version 2.2.6.1 (22. Dec. 2017 08:00 UTC)

    • Improved false positive (Hancom Wordprocessor update)
    • Improved policy update interval in CMS
    • Fixed to apply update change of license from CMS
    • Added ost, pst to default protected extensions


    Version 2.2.5.1 (12. Dec. 2017 01:00 UTC)

    • Improved Product Update.
    • Fixed registration failed in multi network interface environment
    • Improved false positive (IE, Chrome, etc)
    • Updated SHA1 Codesign certificate

         

        Version 2.2.4.1 (17. Nov. 2017 04:00 UTC)

        • Improved False positive.
        • Fixed to stop scanning process when closing main window.
        • Improved roll-back logic for some ransomwares.
        • Fixed other minor issues.


        Version 2.2.2.1 (14. Nov. 2017. 04:00 UTC)

        • Fixed case where shutting down critical process which causes BSOD.
        • Improved false positive.


        Version 2.2.1.2 (10. Nov. 2017 09:00 UTC)

        • Improved emptying RansomShelter feature.
        • Improved detection of Memory mapped type encryption ransomware
         

        Version 2.2.0.1 (08. Nov. 2017. UTC 04:00)

        • Enabled MBR Protection (Free version)
        • Added network drive protection (Pro version)
        • Added removable drive protection (Pro version)
        • Improved RansomShelter for real-time backup and rollback.
        • Added File destruction behavior count for detection (CMS)
        • Fixed system scan keep running background when canceled by the user.


         

        Version 2.1.10.1 (4. Nov. 2017. 08:00 UTC)

        • Reinforce the detection for ransomware simulator “RanSim” (13/13)


         

        Version 2.1.9.1 (2. Nov. 2017 14:00 UTC)

        • Rollback of change for issues in some cases.
         

        Version 2.1.7.1 (30. Oct. 2017 04:00 UTC)

        • Improved to scan all processes while re-detecting ransomware behavior
        • Improved the detection of suspicious file deletion activity


        Version 2.1.6.1 (26. Oct. 2017 04:00 UTC)

        • Fixed where a file cannot be saved to network shared folder in a specific environment.
         

        Version 2.1.5.3 (20. Oct. 2017. 07:30 UTC)

        • Fixed in some cases file is not restored in network shared folders
        • Changed to only empty existing folders on "Empty RansomShelter"
        • Fixed where bug is not displaying in English and Japanese environment
        • Fixed to save event log after notification
        • Fixed where the detection path is left empty in the logs when the same process was restarted after detecting the Ransomware behavior.


        Version 2.1.4.1 ( 13. Oct. 2017. 01:30 UTC)

        • Better Japanese language support.
        • Fixed in specific cases where alarm windows pop up when opening the main window.
        • Improved detection on Hancom products update.


        Version 2.1.3.2 ( 28. Sep. 2017. 06:00 UTC)

        • IPv6 Support for Shared folder file protection.
        • Included version information in the installer file.


        Version 2.1.0.2 (26. Sep. 2017. 04:00 UTC)

        • Changed Japanese language UI
        • Supports bottom notice update  (excluded in Japanese)


        Version 2.1.0.1 (20. Sep. 2017. 05:00 UTC)

        • New user interface
        • Added feature to empty RansomShelter


        Version 2.0.2.18 (13. Sep. 2017. 09:00 UTC)

        • Improved Ransomware detection


        Version 2.0.2.17 (11. Sep. 2017. 04:30 UTC)

        • Fixed BSOD of opening Excel files in a specific environment.
        • Improved detection and remediation (in repeated detection cases)


        Version 2.0.2.15 (7. Sep. 2017. 11:00 UTC)

        • Added to Support to use wildcard characters(*?) in whitelist for CMS Controlled Agents.
        • Updated Japanese resources and changed web link.
        • Updated SHA2 codesign certificate.

        Version 2.0.2.14 (1. Sep. 2017. 05:00 UTC)
        • Improved ransomware detections.
        • Added to process username in CMS Agents.
        • Changed to block CMS Company ID input box, so user cannot modify.
        • Improved key activation process in the multilingual environment.
        • Added default extension for protection related to Japanese word processor(jbw, jtd)

        Version 2.0.2.13 (30. Aug. 2017. 03:00 UTC)
        • Enhanced file protection in network shared folders.

        Version 2.0.2.12 (21. Aug. 2017. 07:00 UTC)
        • Fixed minor issue in Ransom Shelter.
        • Changed main notification (only applies to Korean users).

        Version 2.0.2.10 (18. Aug. 2017. 07:00 UTC)
        • Improved RansomShelter file maintaining date now can be defined by user (default 7 days)
        • Fixed RansomShelter files don't automatically remove in network folders.
        • Changed Japanese resource and web link.
        • Improved version indication text in the main window.



        Version 2.0.2.9 (1. Aug. 2017. 04:30 UTC)
        • Fixed to upgrade issue where UAC is turned off and "User Account" type is "Standard user".
        • Improved false positive during uninstallation of some applications.
        • Improved multilingual support while applying CMS Policy.
        • Added alert message box when the user doesn't have the privilege for installation and uninstallation.
        • Removed "CMS Enterprise" option in "Option > Auto Backup > Backup Location".


        Version 2.0.2.7 (27. Jul. 2017. 10:30 UTC)
              • Improved to download dedicated update installer file on update.
              • Fixed where Korean text displayed for uninstaller shortcut.
              • Changed CI image in installer.
              • Improved Japanese translation.


              Version 2.0.2.6 (24. Jul. 2017. 06:00 UTC)
                    • Fixed BSOD while detecting ransomware in certain condition.

                    Version 2.0.2.5 (20. Jul. 2017. 06:30 UTC)
                          • Added Self Protection for Process(AppCheckS.exe)
                          • Enhanced MBR Protection (supports GPT environment) 
                          • Enhanced remediation method for continuously detecting Ransomware (Matrix Ransomware, etc)
                          • Blocks repetitive execution of files upon detection of Ransomware behavior
                          • Notifies to the user when error occurs on manual update.


                          Version 2.0.2.4 (4. Jul. 2017. 06:00 UTC)

                                • Fixed a problem that AppCheck installation path can not be updated and reinstalled if it is not the default path (C:\Program Files\CheckMAL\AppCheck)
                                • Improved security of file protection in shared folders in server environment
                                • Change setup program file name during automatic update
                                • Enhanced handling of CMS protocol exceptions
                                 

                                Version 2.0.2.3 (28. June. 2017. 07:00 UTC)

                                      • Fixed the problem that the original file can not be restored automatically after blocking certain types of randomware
                                      • Fixed a problem that caused BSOD under certain circumstances
                                      • Notice for distribution of Petya Ransomware Notice (free user)
                                       

                                      Version 2.0.2.2 (26. June. 2017. 04:00 UTC)

                                            • Improved False Positives (Chrome, CcmExec)
                                             

                                            Version 2.0.2.1 (23. June. 2017. 04:30 UTC)

                                                  • Improved RansomGuard (Real-time backup) to not backup files with zero byte.
                                                  • Improved False Positives (Excel, Kollus, IDT, Android-studio, AlMind, Avira etc)
                                                  • Changed path for update download and installation
                                                  • Fixed where update doesn't work in specific environment
                                                   

                                                  Version 2.0.1.17 (16. June. 2017. 08:00 GMT)

                                                        • Detection Improved on thread-level encryption Ransomwares.
                                                        • Fixed memory leak in specific situations
                                                        • False Positive Improvement

                                                        Version 2.0.1.16 (13. June. 2017. 17:00 KST)
                                                        • User can define number of history files in AutoBackup (Applies to CMS together)
                                                             : This feature limits history files to user defined number, and removes old history files.
                                                              The default value is 3 and can be changed to 0~10.
                                                             
                                                             * Important * 
                                                             In previous version, history files were remained unlimited, but starting from this version, default is set to 3. This will cause remove old history files, remaining 3 history files.
                                                          
                                                        • Free version update cycle extended from every 3 hours to 6 hours.
                                                        • False Positive Improvement
                                                        • Multilingual translation

                                                        Version 2.0.1.15 (29. May. 2017. 16:30 KST)
                                                        • False Positive Improvement
                                                        • Detection Improvement

                                                        Version 2.0.1.14 (24. May. 2017. 05:00 PST)
                                                        • False Positive Improvement
                                                        • Detection Improvement

                                                        Version 2.0.1.12 (24. May. 2017. 14:00 PST)
                                                        • False Positive Improvement
                                                        • Detection Improvement

                                                        Version 2.0.1.11 (19. May. 2017. 19:00 PST)
                                                        • False Positive Improvement
                                                        • Fixed the problem of unregistering in a specific environment

                                                        Version 2.0.1.10 (18. May. 2017. 10:30 PST)
                                                        • Improved and enhanced detection.
                                                        • Automatic recognition of proxy setting of operating system.
                                                        • Improved Multilingual(English) translation.
                                                        • Removed unnecessary UI in blocking notification window.
                                                        • Maintain the sorting in quarantine log.
                                                        • Fixed in rare environments where user clicks update notification, displays block notification window.
                                                        • Fixed the problem of unregistering in a specific environment (when using multiple HDDs with different connection methods)

                                                        Version 2.0.1.8 (4. Apr. 2017. 17:00 PST)
                                                        • Tray alert improvement.
                                                        • Better English Language support.
                                                        • Re-Purchase URL link update.

                                                        Version 2.0.1.7 (31. Mar. 2017. 13:00 PST)
                                                        • Deleted additional file extensions for protection (*.ini)

                                                        Version 2.0.1.6 (30. Mar. 2017. 15:00 PST)
                                                        • Better Japanese Language support.
                                                        • Improved License validation.
                                                        • CMS Interconnection Improvement.
                                                        • Added additional file extensions for protection (*.ini, *.lnk)

                                                        Version 2.0.1.5 (21. Mar. 2017. 10:00 PST)
                                                        • Detection Improvement
                                                        • False Positive Improvement

                                                        Version 2.0.1.4 (8. Mar. 2017 01:00 PST)
                                                        • Better Japanese support 
                                                        • User trust file Improvements

                                                        List

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