Win32/BSOD [Threat Name] go to Threat

Win32/BSOD.A [Threat Variant Name]

Category trojan
Size 118784 B
Aliases Trojan.Win32.BSOD (Kaspersky)
  Reboot-I.trojan (McAfee)
  Trojan:Win32/BSODer (Microsoft)
Short description

Win32/BSOD.A is a trojan that blocks access to the Windows operating system.


When executed, the trojan copies itself into the following location:

  • %windir%\­_system.exe

In order to be executed on every system start, the modifies the following Registry key:

  • [HKEY_LOCAL_MACHINE\­Software\­Microsoft\­Windows\­CurrentVersion\­Run]
    • "_System" = "%windir%\­_system.exe"
Other information

The trojan displays the following dialog box:

If the current system date and time matches certain conditions, the trojan terminates its execution.

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