![]() ![]() MoustachedBouncer uses advanced techniques for Command and Control (C&C) communications, including network interception at the ISP level for the Disco implant, emails for the NightClub implant, and DNS in one of the NightClub plugins. ESET assesses that MoustachedBouncer is very likely aligned with Belarus interests and specializes in espionage, specifically against foreign embassies in Belarus. The research was exclusively presented during the Black Hat USA 2023 conference on August 10, 2023, by ESET researcher Matthieu Faou.Īccording to ESET telemetry, the group targets foreign embassies in Belarus, and ESET has identified four countries whose embassy staff have been targeted: two from Europe, one from South Asia, and one from Africa. ![]() The group uses two separate toolsets that ESET has named NightClub and Disco. Since 2020, MoustachedBouncer has most likely been able to perform adversary-in-the-middle (AitM) attacks at the ISP level, within Belarus, in order to compromise its targets. Active since at least 2014, the group targets only foreign embassies, including European ones, in Belarus. It is named after its presence in Belarus and is aligned with the interests of the local government. If you manage several EEAU instances and prefer update from a custom location, define the address and applicable access credentials of an HTTP(S) server, local drive, or removable drive.DUBAI, UNITED ARAB EMIRATES, August 14, 2023/ / - ESET Research has discovered a new cyberespionage group, MoustachedBouncer. Never-update - new packages are not downloaded, but the product displays the availability of new packages in the Dashboard. If there have been updates to the End User License Agreement, the user must accept the updated End User License Agreement before downloading the new package. Update modeĪuto-update - new packages are automatically downloaded and then installed upon the next restart of OS. Product Updateīy default, ESET Endpoint Antivirus for Linux (EEAU) does not update product components automatically.ġ.In ESET PROTECT, click Policies > New policy and type a name for the policy.Ģ.Click Settings and select ESET Endpoint for Linux (V7+) from the drop-down menu.ģ.Select Auto-update from the Update mode list-box.Ĥ.Click Continue > Assign, select the desired group of computers the policy will apply to.ĥ.Click OK, then click Finish. To store more snapshots, increase the Number of locally stored snapshots to the desired number. You can define up to two alternative update sources, a primary and secondary server.īy default, only one snapshot of modules is stored locally. Execute the appropriate command from a Terminal window, or roll back using ESET PROTECT. ![]() If an ESET Endpoint Antivirus for Linux update was not stable, roll back the module updates to a previous state. However, they might not be stable at all times therefore, it is not recommended to use them in a production environment.ĭelayed updates allow updating from special update servers providing new versions of virus databases with a delay of at least X hours (that is, databases tested in a real environment and considered stable). ![]() Pre-release updates include the most recent bug fixes and detection methods available to the general public soon. This ensures the detection signature database and product modules are updated automatically daily from ESET update servers. By default, the Update type is set to Regular update. ![]()
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