Technical Information
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
- ClassName: 'GBDYLLO', WindowName: ''
- ClassName: 'pediy06', WindowName: ''
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
- ClassName: '', WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
Modifies file system:
Creates the following files:
- %TEMP%\1.tmp\2.tmp\3.bat
- %TEMP%\1.tmp\Portable\icon16x16.ico
- %TEMP%\1.tmp\Portable\icon24x24.ico
- %TEMP%\1.tmp\Portable\icon32x32.ico
- %TEMP%\1.tmp\Portable\icon48x48.ico
- %TEMP%\1.tmp\Portable\icon64x64.ico
- %TEMP%\1.tmp\Portable\Msvcp100.dll
- %TEMP%\1.tmp\Portable\Msvcp110.dll
- %TEMP%\1.tmp\Portable\Msvcr120.dll
- %TEMP%\1.tmp\Portable\resources32.dll
- %TEMP%\1.tmp\Portable\source.dll
- %APPDATA%\JavaUpdate\jusched.vbs
- C:\ProgramData\Microsoft.NET\settings\task.ini
- %TEMP%\dw.log
- %TEMP%\2EF57.dmp
Deletes the following files:
- <SYSTEM32>\d3d9caps.dat
Moves the following files:
- from %TEMP%\1.tmp\Portable\icon64x64.ico to %TEMP%\1.tmp\Portable\<File name>.exe
- from %TEMP%\1.tmp\Portable\icon16x16.ico to C:\ProgramData\Microsoft.NET\bin\get.vbs
- from %TEMP%\1.tmp\Portable\icon24x24.ico to C:\ProgramData\Microsoft.NET\data\bin.ini
- from %TEMP%\1.tmp\Portable\icon32x32.ico to C:\ProgramData\Microsoft.NET\data\hash.ini
- from %TEMP%\1.tmp\Portable\source.dll to C:\ProgramData\Microsoft.NET\data\source.dll
- from %TEMP%\1.tmp\Portable\icon48x48.ico to C:\ProgramData\Microsoft.NET\web\upload.html
- from %TEMP%\1.tmp\Portable\Msvcp100.dll to C:\ProgramData\Microsoft.NET\VerifierExt.bat
- from %TEMP%\1.tmp\Portable\Msvcp110.dll to C:\ProgramData\Microsoft.NET\UevAgentDriver.bat
- from %TEMP%\1.tmp\Portable\Msvcr120.dll to C:\ProgramData\Microsoft.NET\UevAgentDriver.lnk
- from %TEMP%\1.tmp\Portable\resources32.dll to %APPDATA%\JavaUpdate\jaureg.bat
Substitutes the following files:
- <SYSTEM32>\d3d9caps.dat
Miscellaneous:
Searches for the following windows:
- ClassName: '18467-41' WindowName: ''
Creates and executes the following:
- '%TEMP%\1.tmp\Portable\<File name>.exe'
Executes the following:
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\1.tmp\2.tmp\3.bat" <Full path to file>"
- '<SYSTEM32>\cmd.exe' /c dir /b/ad /o:-d "%TEMP%\*.tmp"
- '<SYSTEM32>\schtasks.exe' /create /f /rl highest /tn "Java Update Scheduler" /sc onlogon /tr "%APPDATA%\JavaUpdate\jusched.vbs"
- '%CommonProgramFiles%\Microsoft Shared\DW\DW20.EXE' -x -s 1512
- '<SYSTEM32>\reg.exe' add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f
- '<SYSTEM32>\cmd.exe' /c dir /a:d /d /b %HOMEPATH%\Local Settings\Temp
- '<SYSTEM32>\cmd.exe' /S /D /c" echo.1.tmp "
- '<SYSTEM32>\findstr.exe' /I /c:".tmp"
