Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %LOCALAPPDATA%\start\update_backup.exe
- %LOCALAPPDATA%\start\rcxbe9f.tmp
Creates the following files on removable media
- <Drive name for removable media>:\bloc-notes.exe
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Modifies file system
Creates the following files
- %TEMP%\ywxofqd.resources
- %TEMP%\vbcbd08.tmp
- %TEMP%\anaotjri.out
- %TEMP%\anaotjri.cmdline
- %TEMP%\anaotjri.0.vb
- %TEMP%\whatdafock.txt
- %TEMP%\uummn.resources
- %TEMP%\efbqp.resources
- %TEMP%\ufugm7vo.exe
- %TEMP%\resbd29.tmp
- %TEMP%\resb827.tmp
- %TEMP%\ufugm7vo.out
- %TEMP%\ufugm7vo.cmdline
- %TEMP%\ufugm7vo.0.vb
- %TEMP%\msnpsharp.dll
- %TEMP%\2ro68cg.resources
- %LOCALAPPDATA%\start\update.exe
- %TEMP%\svchost.exe
- %TEMP%\update.exe
- %TEMP%\vbcb817.tmp
- %TEMP%\windowsupdate.ico
Deletes the following files
- %TEMP%\resb827.tmp
- %TEMP%\vbcb817.tmp
- %TEMP%\ufugm7vo.out
- %TEMP%\ufugm7vo.exe
- %TEMP%\ufugm7vo.0.vb
- %TEMP%\ufugm7vo.cmdline
- %TEMP%\resbd29.tmp
- %TEMP%\vbcbd08.tmp
- %TEMP%\anaotjri.0.vb
- %TEMP%\anaotjri.out
- %TEMP%\anaotjri.cmdline
- %TEMP%\efbqp.resources
- %TEMP%\uummn.resources
- %TEMP%\windowsupdate.ico
- %LOCALAPPDATA%\start\update.exe
Network activity
Connects to
- '17#.#3.169.14':80
Miscellaneous
Creates and executes the following
- '%TEMP%\update.exe'
- '%TEMP%\svchost.exe'
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\ufugm7vo.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB827.tmp" "%TEMP%\vbcB817.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\anaotjri.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESBD29.tmp" "%TEMP%\vbcBD08.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\ufugm7vo.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB827.tmp" "%TEMP%\vbcB817.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\anaotjri.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESBD29.tmp" "%TEMP%\vbcBD08.tmp"
