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Win32.HLLW.Autoruner1.26127

Added to the Dr.Web virus database: 2012-09-18

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Wsqqmhjsfevzgyvp.exe' = '"%APPDATA%\Wsqqmhjsfevzgyvp.exe"'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Wsqqmhjsfevzgyvp.exe' = '"%APPDATA%\Wsqqmhjsfevzgyvp.exe"'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\byYStt\byYStt.exe
  • <Drive name for removable media>:\byYStt\Desktop.ini
Malicious functions:
Creates and executes the following:
  • %APPDATA%\Wsqqmhjsfevzgyvp.exe
Injects code into
the following system processes:
  • %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
  • %APPDATA%\Wsqqmhjsfevzgyvp.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\byYStt\byYStt.exe
  • %APPDATA%\Wsqqmhjsfevzgyvp.exe
Network activity:
Connects to:
  • '61.#1.99.67':5900
  • 'ga##.iziger.pl':5900
  • 'sp.#p.kz':5900
UDP:
  • DNS ASK ga##.iziger.pl
  • DNS ASK sp.#p.kz
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''

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