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Added to the Dr.Web virus database: 2014-07-17

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '076d036e00a075fc031e5b51063d1969' = '"%TEMP%\ser1.exe" ..'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '076d036e00a075fc031e5b51063d1969' = '"%TEMP%\ser1.exe" ..'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\076d036e00a075fc031e5b51063d1969.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\ser1.exe' = '%TEMP%\ser1.exe:*:Enabled:ser1.exe'
Creates and executes the following:
  • '%TEMP%\ser1.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\ser1.exe" "ser1.exe" ENABLE
  • '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen <LS_APPDATA>gMuZobqhbd.jpg
Modifies file system :
Creates the following files:
  • %HOMEPATH%\Recent\Application DatagMuZobqhbd.lnk
  • %HOMEPATH%\Recent\Local Settings.lnk
  • %TEMP%\ser1.exe
  • <LS_APPDATA>gMuZobqhbd.jpg
Network activity:
Connects to:
  • '':1177
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'
  • ClassName: 'Shell_TrayWnd' WindowName: '(null)'
  • ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
The Russian developer of Dr.Web anti-viruses
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Doctor Web is the Russian developer of Dr.Web anti-virus software. Dr.Web anti-virus software has been developed since 1992.

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