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>:\wrar520_backup.exe
- <Drive name for removable media>:\winmine_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>:\wrar520_backup.exe
- <Drive name for removable media>:\rcxe.tmp
- <Drive name for removable media>:\winmine_backup.exe
- <Drive name for removable media>:\rcx11.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%\dw.resources
- %TEMP%\vbc6.tmp
- %TEMP%\res7.tmp
- %TEMP%\oqib.resources
- %TEMP%\yawnrv.resources
- %TEMP%\nsay1hzl.0.vb
- %TEMP%\nsay1hzl.cmdline
- %TEMP%\nsay1hzl.out
- %TEMP%\vbc9.tmp
- %TEMP%\resa.tmp
- %TEMP%\fkdebiwpf.resources
- %TEMP%\kwdrpul.resources
- %TEMP%\tbkdtzq_.0.vb
- %TEMP%\tbkdtzq_.cmdline
- %TEMP%\tbkdtzq_.out
- %TEMP%\vbcc.tmp
- %TEMP%\resd.tmp
- %TEMP%\swcuye.resources
- %TEMP%\a.resources
- %TEMP%\lzjuv-zh.0.vb
- %TEMP%\lzjuv-zh.cmdline
- %TEMP%\lzjuv-zh.out
- %TEMP%\8lzcaser.out
- %TEMP%\vbcf.tmp
- %TEMP%\8lzcaser.cmdline
- %TEMP%\tidgxkni.resources
- %TEMP%\update.exe
- %TEMP%\svchost.exe
- <LS_APPDATA>\start\update.exe
- %TEMP%\1pk52212s.resources
- %TEMP%\msnpsharp.dll
- %TEMP%\h-9bihrc.0.vb
- %TEMP%\h-9bihrc.cmdline
- %TEMP%\h-9bihrc.out
- %TEMP%\vbc1.tmp
- %TEMP%\res2.tmp
- %TEMP%\h-9bihrc.exe
- %TEMP%\kdoj.resources
- %TEMP%\sghbmdah.resources
- %TEMP%\whatdafock.txt
- %TEMP%\aryejssr.0.vb
- %TEMP%\aryejssr.cmdline
- %TEMP%\aryejssr.out
- %TEMP%\vbc3.tmp
- %TEMP%\res4.tmp
- %TEMP%\windowsupdate.ico
- %TEMP%\luu.resources
- %TEMP%\8lzcaser.0.vb
- %TEMP%\res10.tmp
Deletes the following files
- %TEMP%\res2.tmp
- %TEMP%\nsay1hzl.0.vb
- %TEMP%\nsay1hzl.out
- %TEMP%\oqib.resources
- %TEMP%\yawnrv.resources
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- %TEMP%\resd.tmp
- %TEMP%\vbcc.tmp
- %TEMP%\tbkdtzq_.out
- %TEMP%\vbc9.tmp
- %TEMP%\nsay1hzl.cmdline
- %TEMP%\tbkdtzq_.0.vb
- %TEMP%\kwdrpul.resources
- <Drive name for removable media>:\wrar520_backup.exe
- %TEMP%\res10.tmp
- %TEMP%\vbcf.tmp
- %TEMP%\lzjuv-zh.cmdline
- %TEMP%\lzjuv-zh.0.vb
- %TEMP%\lzjuv-zh.out
- %TEMP%\swcuye.resources
- %TEMP%\tbkdtzq_.cmdline
- %TEMP%\fkdebiwpf.resources
- %TEMP%\resa.tmp
- <Drive name for removable media>:\utorrent_backup.exe
- %TEMP%\tidgxkni.resources
- %TEMP%\h-9bihrc.cmdline
- %TEMP%\h-9bihrc.out
- %TEMP%\h-9bihrc.exe
- %TEMP%\h-9bihrc.0.vb
- %TEMP%\res4.tmp
- %TEMP%\vbc3.tmp
- %TEMP%\aryejssr.cmdline
- %TEMP%\aryejssr.0.vb
- %TEMP%\aryejssr.out
- %TEMP%\vbc1.tmp
- %TEMP%\kdoj.resources
- <LS_APPDATA>\start\update_backup.exe
- %TEMP%\windowsupdate.ico
- <LS_APPDATA>\start\update.exe
- %TEMP%\res7.tmp
- %TEMP%\vbc6.tmp
- %TEMP%\8lzcaser.cmdline
- %TEMP%\8lzcaser.out
- %TEMP%\8lzcaser.0.vb
- %TEMP%\luu.resources
- %TEMP%\sghbmdah.resources
- %TEMP%\a.resources
- <Drive name for removable media>:\winmine_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>:\wrar520.exe
- <Drive name for removable media>:\winmine.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>:\wrar520_backup.exe
- <Drive name for removable media>:\winmine_backup.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%\h-9bihrc.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%\aryejssr.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%\8lzcaser.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%\nsay1hzl.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%\tbkdtzq_.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%\lzjuv-zh.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)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\h-9bihrc.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%\aryejssr.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%\8lzcaser.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%\nsay1hzl.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%\tbkdtzq_.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%\lzjuv-zh.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"
