Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <LS_APPDATA>\start\update_backup.exe
- <LS_APPDATA>\start\rcx5.tmp
Infects the following executable files
- <Drive name for removable media>:\utorrent_backup.exe
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\winmine_backup.exe
- <Drive name for removable media>:\wrar520_backup.exe
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\calc_backup.exe
Creates the following files on removable media
- <Drive name for removable media>:\bloc-notes.exe
- <Drive name for removable media>:\utorrent_backup.exe
- <Drive name for removable media>:\rcx8.tmp
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\rcxb.tmp
- <Drive name for removable media>:\winmine_backup.exe
- <Drive name for removable media>:\rcxe.tmp
- <Drive name for removable media>:\wrar520_backup.exe
- <Drive name for removable media>:\rcx11.tmp
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\rcx14.tmp
- <Drive name for removable media>:\calc_backup.exe
- <Drive name for removable media>:\rcx17.tmp
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%\coclsk.resources
- %TEMP%\vbc9.tmp
- %TEMP%\resa.tmp
- %TEMP%\uervsl.resources
- %TEMP%\o.resources
- %TEMP%\sz2wnryo.0.vb
- %TEMP%\sz2wnryo.cmdline
- %TEMP%\sz2wnryo.out
- %TEMP%\vbcc.tmp
- %TEMP%\resd.tmp
- %TEMP%\fa.resources
- %TEMP%\qihzexft.resources
- %TEMP%\7j7_ehvw.0.vb
- %TEMP%\7j7_ehvw.cmdline
- %TEMP%\vbcf.tmp
- %TEMP%\vbc15.tmp
- %TEMP%\res10.tmp
- %TEMP%\prdfnaj.resources
- %TEMP%\ei.resources
- %TEMP%\egkg0sje.0.vb
- %TEMP%\egkg0sje.cmdline
- %TEMP%\egkg0sje.out
- %TEMP%\vbc12.tmp
- %TEMP%\res13.tmp
- %TEMP%\gkpsr.resources
- %TEMP%\xtijrgs.resources
- %TEMP%\hgoxwv2b.0.vb
- %TEMP%\hgoxwv2b.cmdline
- %TEMP%\hgoxwv2b.out
- %TEMP%\3o4snkqi.out
- %TEMP%\7j7_ehvw.out
- %TEMP%\3o4snkqi.cmdline
- %TEMP%\whatdafock.txt
- %TEMP%\update.exe
- %TEMP%\svchost.exe
- <LS_APPDATA>\start\update.exe
- %TEMP%\75s62135v.resources
- %TEMP%\msnpsharp.dll
- %TEMP%\u5zm7nj2.0.vb
- %TEMP%\u5zm7nj2.cmdline
- %TEMP%\u5zm7nj2.out
- %TEMP%\vbc1.tmp
- %TEMP%\res2.tmp
- %TEMP%\u5zm7nj2.exe
- %TEMP%\rorlytvtm.resources
- %TEMP%\dxmitgft.resources
- %TEMP%\xfhg7hrn.0.vb
- %TEMP%\flsbuchwc.resources
- %TEMP%\xfhg7hrn.cmdline
- %TEMP%\xfhg7hrn.out
- %TEMP%\vbc3.tmp
- %TEMP%\res4.tmp
- %TEMP%\windowsupdate.ico
- %TEMP%\xacr.resources
- %TEMP%\cvsksb.resources
- %TEMP%\y_jnplbe.0.vb
- %TEMP%\y_jnplbe.cmdline
- %TEMP%\y_jnplbe.out
- %TEMP%\vbc6.tmp
- %TEMP%\res7.tmp
- %TEMP%\fawz.resources
- %TEMP%\3o4snkqi.0.vb
- %TEMP%\res16.tmp
Deletes the following files
- %TEMP%\res2.tmp
- %TEMP%\sz2wnryo.out
- %TEMP%\sz2wnryo.cmdline
- %TEMP%\uervsl.resources
- %TEMP%\o.resources
- <Drive name for removable media>:\winmine_backup.exe
- %TEMP%\res10.tmp
- %TEMP%\vbcf.tmp
- %TEMP%\7j7_ehvw.0.vb
- %TEMP%\7j7_ehvw.cmdline
- %TEMP%\7j7_ehvw.out
- %TEMP%\fa.resources
- %TEMP%\qihzexft.resources
- %TEMP%\vbcc.tmp
- %TEMP%\sz2wnryo.0.vb
- <Drive name for removable media>:\wrar520_backup.exe
- %TEMP%\egkg0sje.0.vb
- %TEMP%\egkg0sje.cmdline
- %TEMP%\egkg0sje.out
- %TEMP%\prdfnaj.resources
- %TEMP%\ei.resources
- <Drive name for removable media>:\chromesetup_backup.exe
- %TEMP%\res16.tmp
- %TEMP%\vbc15.tmp
- %TEMP%\hgoxwv2b.cmdline
- %TEMP%\hgoxwv2b.out
- %TEMP%\hgoxwv2b.0.vb
- %TEMP%\gkpsr.resources
- %TEMP%\res13.tmp
- %TEMP%\vbc12.tmp
- %TEMP%\resd.tmp
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- %TEMP%\flsbuchwc.resources
- %TEMP%\u5zm7nj2.0.vb
- %TEMP%\u5zm7nj2.out
- %TEMP%\u5zm7nj2.cmdline
- %TEMP%\u5zm7nj2.exe
- %TEMP%\res4.tmp
- %TEMP%\vbc3.tmp
- %TEMP%\xfhg7hrn.cmdline
- %TEMP%\xfhg7hrn.0.vb
- %TEMP%\xfhg7hrn.out
- %TEMP%\rorlytvtm.resources
- %TEMP%\dxmitgft.resources
- <LS_APPDATA>\start\update_backup.exe
- %TEMP%\windowsupdate.ico
- %TEMP%\vbc1.tmp
- <LS_APPDATA>\start\update.exe
- %TEMP%\vbc6.tmp
- %TEMP%\y_jnplbe.cmdline
- %TEMP%\y_jnplbe.out
- %TEMP%\y_jnplbe.0.vb
- %TEMP%\xacr.resources
- %TEMP%\cvsksb.resources
- <Drive name for removable media>:\utorrent_backup.exe
- %TEMP%\resa.tmp
- %TEMP%\vbc9.tmp
- %TEMP%\3o4snkqi.0.vb
- %TEMP%\3o4snkqi.cmdline
- %TEMP%\3o4snkqi.out
- %TEMP%\fawz.resources
- %TEMP%\res7.tmp
- %TEMP%\xtijrgs.resources
- <Drive name for removable media>:\calc_backup.exe
Substitutes the following executable files
- <Drive name for removable media>:\utorrent.exe
- <Drive name for removable media>:\dotnetfx45_full_setup.exe
- <Drive name for removable media>:\winmine.exe
- <Drive name for removable media>:\wrar520.exe
- <Drive name for removable media>:\chromesetup.exe
- <Drive name for removable media>:\calc.exe
Substitutes the following files
- %TEMP%\windowsupdate.ico
- <Drive name for removable media>:\utorrent_backup.exe
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\winmine_backup.exe
- <Drive name for removable media>:\wrar520_backup.exe
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\calc_backup.exe
Network activity
Connects to
- '17#.#3.169.14':80
Miscellaneous
Creates and executes the following
- '%TEMP%\svchost.exe'
- '%TEMP%\update.exe'
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\egkg0sje.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\7j7_ehvw.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\sz2wnryo.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\3o4snkqi.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES7.tmp" "%TEMP%\vbc6.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\y_jnplbe.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES4.tmp" "%TEMP%\vbc3.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\xfhg7hrn.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\u5zm7nj2.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\hgoxwv2b.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES16.tmp" "%TEMP%\vbc15.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\u5zm7nj2.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\xfhg7hrn.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES4.tmp" "%TEMP%\vbc3.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\y_jnplbe.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES7.tmp" "%TEMP%\vbc6.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\3o4snkqi.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\sz2wnryo.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\7j7_ehvw.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\egkg0sje.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\hgoxwv2b.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES16.tmp" "%TEMP%\vbc15.tmp"
