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Agent software updated in Dr.Web Enterprise Security Suite 12.0

December 12, 2019

Russian anti-virus company Doctor Web has updated a number of modules and components in the agent software (part of its Dr.Web Enterprise Security Suite 12.0) The updated components include Dr.Web Device Guard for Windows ( Dr.Web Protection for Windows (, amsi-client (, Dr.Web Firewall for Windows (, Dr.Web Control Service (, Dr.Web Enterprise Agent for Windows setup (, ES Service (, SpIDer Agent for Windows (, Dr.Web Anti-rootkit API ( and the configuration scripts Lua-script main (, Lua-script for spider-agent (, Lua-Updater ( and Lua-script for es-service ( The update resolves known issues and delivers minor upgrades.

Changes made to amsi-client:

  • An issue that could cause a process running the AMSI-client code to terminate abnormally has been resolved.
Changes made to Dr.Web Firewall for Windows:
  • A problem causing the module to terminate abnormally while the Dr.Web Firewall Service was being started on computers running Windows XP SP2 has been fixed.

Dr.Web Control Service:

  • An issue preventing file owner information from being transmitted to the server while scanning the host with Dr.Web Scanner SE has been resolved.
  • The option to block network access while a host is being scanned (if the scan is initiated via the Control Center) now works properly.
  • Issues preventing sysinfo reports from being generated when no Temp directory is found in the Windows folder have been resolved.
Changes made to Dr.Web Enterprise Agent for Windows setup:
  • Agent removal issues have been addressed. The DEINSTALLED signal is now transmitted to the server without errors;
  • Product recovery problems have been fixed.

Changes made to the ES Service:

  • An issue causing incorrect scanner run time to be transmitted to the server has been resolved;
  • The file size limit for multicast updates has been removed;
  • An issue causing incorrect move time for quarantined files to be sent to the server has been resolved;
  • Also resolved was an issue preventing the agent from switching to another server after access to a higher priority server has been denied;
  • Application control issues have been addressed;
  • Also resolved was an issue preventing the USERLOGON signal from being sent to the server.
  • A problem preventing the server from displaying correct information about agent components has been fixed;
  • Information about code 21 events is no longer transmitted to the server as the data about preventive protection incidents;
  • Also resolved was an issue involving incorrect agent status information in the Control Center.

Changes made to the Dr.Web SpIDer Agent for Windows:

  • The firewall rule list now loads faster. A notification icon is displayed while the table content loads.
  • Language module and install-notifier.exe version information is now displayed in the About window;
  • The repository update in progress notification is now available for the server.
  • An issue preventing application control notifications from being displayed correctly has been resolved.

Changes made to Lua-script main and Lua-script for spider-agent:

  • The SpIDer Agent item in the Start menu has been changed to Security Center.

Changes made to Lua-script for es-service:

  • ES Service exceptions are now applied to all Windows Firewall profiles.

The update will be performed automatically; however, a system reboot will be required.

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