Win32.HLLW.Autoruner1.25228

Added to the Dr.Web virus database: 2012-08-26

Virus description added: 2012-09-16

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'run' = '<SYSTEM32>\<Virus name>.exe'

Creates the following files on removable media:

<Drive name for removable media>:\S-1-5-21-57989841-2000478354-725345543-1003\com1.{20D04FE0-3AEA-1069-A2D8-08002B30309D}\msmsgs.pif
<Drive name for removable media>:\D_20877.nsl
<Drive name for removable media>:\New Folder .exe
<Drive name for removable media>:\wab.bat

Malicious functions:

Creates and executes the following:

Executes the following:

<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\Encipher" S-1-5-21-57989841-2000478354-725345543-1003\Encipher /e /c /i /q /g /h /r /y
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\eGram2Encipher" S-1-5-21-57989841-2000478354-725345543-1003\eGram2Encipher /e /c /i /q /g /h /r /y
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\eGram2Decipher" S-1-5-21-57989841-2000478354-725345543-1003\eGram2Decipher /e /c /i /q /g /h /r /y
<SYSTEM32>\attrib.exe -r +s +h *.wab
<SYSTEM32>\cmd.exe /c ""E:\wab.bat" "
<SYSTEM32>\attrib.exe -s -h "<Current directory>\xp.bat"
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\Decipher" S-1-5-21-57989841-2000478354-725345543-1003\Decipher /e /c /i /q /g /h /r /y
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\Decipher" <SYSTEM32>\Debug\Decipher /e /c /i /q /g /h /r /y
<SYSTEM32>\cmd.exe /c ""<Current directory>\xp.bat" "
<SYSTEM32>\cmd.exe /c ""c:\command.bat" "
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\Encipher" <SYSTEM32>\Debug\Encipher /e /c /i /q /g /h /r /y
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\eGram2Encipher" <SYSTEM32>\Debug\eGram2Encipher /e /c /i /q /g /h /r /y
<SYSTEM32>\xcopy.exe "%PROGRAM_FILES%\eGram2Decipher" <SYSTEM32>\Debug\eGram2Decipher /e /c /i /q /g /h /r /y

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Deletes the following files:

Deletes itself.