Threat Description



Category: Malware
Type: Virus
Platform: W32
Aliases: Russian_Flag, Ekaterinburg, Slydell


This is a typical boot sector virus. It activates when a machine is booted on the 19th of August, displaying a Russian flag on the screen. In 1991, this was the date of the communist military coup attempt in Russia.

The virus also contains the string "Ekaterinburg" at offset 17Ah in an infected boot sector. The text is encrypted.


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More scanning & removal options

More information on scanning or removal options is available in the documentation for your F-Secure security product on the Downloads section of our Home - Global site.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.


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