Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- %LOCALAPPDATA%\start\update_backup.exe
- %LOCALAPPDATA%\start\rcxf109.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%\s.resources
- %TEMP%\vbceec7.tmp
- %TEMP%\olbv2go8.out
- %TEMP%\olbv2go8.cmdline
- %TEMP%\olbv2go8.0.vb
- %TEMP%\whatdafock.txt
- %TEMP%\yqjuoimu.resources
- %TEMP%\rasgsfq.resources
- %TEMP%\6vowuzyw.exe
- %TEMP%\resef06.tmp
- %TEMP%\rese60d.tmp
- %TEMP%\6vowuzyw.out
- %TEMP%\6vowuzyw.cmdline
- %TEMP%\6vowuzyw.0.vb
- %TEMP%\msnpsharp.dll
- %TEMP%\jtbp7t1b.resources
- %LOCALAPPDATA%\start\update.exe
- %TEMP%\svchost.exe
- %TEMP%\update.exe
- %TEMP%\vbce5fd.tmp
- %TEMP%\windowsupdate.ico
Deletes the following files
- %TEMP%\rese60d.tmp
- %TEMP%\vbce5fd.tmp
- %TEMP%\6vowuzyw.cmdline
- %TEMP%\6vowuzyw.out
- %TEMP%\6vowuzyw.0.vb
- %TEMP%\6vowuzyw.exe
- %TEMP%\resef06.tmp
- %TEMP%\vbceec7.tmp
- %TEMP%\olbv2go8.out
- %TEMP%\olbv2go8.cmdline
- %TEMP%\olbv2go8.0.vb
- %TEMP%\rasgsfq.resources
- %TEMP%\yqjuoimu.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%\6vowuzyw.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESE60D.tmp" "%TEMP%\vbcE5FD.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\olbv2go8.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESEF06.tmp" "%TEMP%\vbcEEC7.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\6vowuzyw.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESE60D.tmp" "%TEMP%\vbcE5FD.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\olbv2go8.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESEF06.tmp" "%TEMP%\vbcEEC7.tmp"
