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Profil

Win32.HLLW.Autoruner.59405

Added to the Dr.Web virus database: 2011-09-19

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\CCenter.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Classes\HTTP\shell\open\command] '' = '"%PROGRAM_FILES%\InternetExplorer\iexplore.exe" -nohome'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Explorer' = '<DRIVERS>\suchost.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMon.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVP.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMonD.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavTask.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavStub.exe] 'Debugger' = 'ntsd -d'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\ЎЎЎЎЎЎ.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Creates and executes the following:
  • <DRIVERS>\suchost.exe 
Executes the following:
  • <SYSTEM32>\net1.exe share C$ /del /y
  • <SYSTEM32>\net1.exe share D$ /del /y
  • <SYSTEM32>\net1.exe share admin$ /del /y
  • <SYSTEM32>\net1.exe share A$ /del /y
  • <SYSTEM32>\net1.exe share Z$ /del /y
  • <SYSTEM32>\cmd.exe /c "%TEMP%\del24$$.bat"
  • <SYSTEM32>\cmd.exe /c "%TEMP%\11$$.bat"
  • <SYSTEM32>\cmd.exe /c "%TEMP%\del75$$.bat"
  • <SYSTEM32>\cmd.exe /c "%TEMP%\del9$$.bat"
Terminates or attempts to terminate
the following user processes:
  • AVP.EXE
Modifies file system :
Creates the following files:
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\1[1].htm
  • C:\Far\Addons\Desktop_.ini
  • C:\autorun.inf
  • C:\Far\Desktop_.ini
  • C:\Far\Addons\Archivers\Desktop_.ini
  • C:\Far\Addons\Colors\Default Highlighting\Desktop_.ini
  • C:\Far\Addons\Macros\Desktop_.ini
  • C:\Far\Addons\Colors\Desktop_.ini
  • C:\Far\Addons\Colors\Custom Highlighting\Desktop_.ini
  • %TEMP%\del75$$.bat
  • %TEMP%\11$$.bat
  • <DRIVERS>\suchost.exe
  • C:\ssdt.sys
  • <Current directory>\RavMon.exe.exe
  • <Current directory>\Desktop_.ini
  • %TEMP%\del9$$.bat
  • C:\ЎЎЎЎЎЎ.exe
  • %TEMP%\91$$.Ico
  • %TEMP%\del24$$.bat
Sets the 'hidden' attribute to the following files:
  • C:\Far\Addons\Colors\Desktop_.ini
  • C:\Far\Addons\Archivers\Desktop_.ini
  • C:\Far\Addons\Desktop_.ini
  • C:\Far\Addons\Macros\Desktop_.ini
  • C:\Far\Addons\Colors\Default Highlighting\Desktop_.ini
  • C:\Far\Addons\Colors\Custom Highlighting\Desktop_.ini
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\ЎЎЎЎЎЎ.exe
  • <Current directory>\Desktop_.ini
  • C:\Far\Desktop_.ini
  • C:\autorun.inf
  • C:\ЎЎЎЎЎЎ.exe
Deletes the following files:
  • %TEMP%\91$$.Ico
  • C:\ssdt.sys
Deletes itself.
Network activity:
Connects to:
  • 'www.da###ng08.com':80
  • 'localhost':1083
  • '<Private IP address>':445
  • '<Private IP address>':139
TCP:
HTTP GET requests:
  • www.da###ng08.com/1.htm
  • www.da###ng08.com/down/down.txt
UDP:
  • DNS ASK www.da###ng08.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'MS_AutodialMonitor' WindowName: ''
  • ClassName: 'MS_WebcheckMonitor' WindowName: ''
  • ClassName: '' WindowName: ''
  • ClassName: 'msctls_statusbar32' WindowName: ''
  • ClassName: 'Indicator' WindowName: ''