Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <LS_APPDATA>\start\update_backup.exe
- <LS_APPDATA>\start\rcx5dea.tmp
Infects the following executable files
- <Drive name for removable media>:\winmine_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>:\winmine_backup.exe
- <Drive name for removable media>:\rcxcd9.tmp
- <Drive name for removable media>:\calc_backup.exe
- <Drive name for removable media>:\rcx20ee.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%\nxnxsdg.resources
- %TEMP%\res5a71.tmp
- %TEMP%\windowsupdate.ico
- %TEMP%\xj.resources
- %TEMP%\ka.resources
- %TEMP%\ku1-x6sa.0.vb
- %TEMP%\ku1-x6sa.cmdline
- %TEMP%\vbc26.tmp
- %TEMP%\vbc1f37.tmp
- %TEMP%\res36.tmp
- %TEMP%\qvo.resources
- %TEMP%\g.resources
- %TEMP%\tvlub0su.0.vb
- %TEMP%\tvlub0su.cmdline
- %TEMP%\tvlub0su.out
- %TEMP%\vbc5a60.tmp
- %TEMP%\ku1-x6sa.out
- %TEMP%\jyeg8fu4.out
- %TEMP%\5r6jfoni.cmdline
- %TEMP%\update.exe
- %TEMP%\svchost.exe
- <LS_APPDATA>\start\update.exe
- %TEMP%\x0y2dwx5p.resources
- %TEMP%\msnpsharp.dll
- %TEMP%\5r6jfoni.0.vb
- %TEMP%\5r6jfoni.out
- %TEMP%\jyeg8fu4.0.vb
- %TEMP%\vbc53b9.tmp
- %TEMP%\res53ca.tmp
- %TEMP%\5r6jfoni.exe
- %TEMP%\v.resources
- %TEMP%\bsp.resources
- %TEMP%\whatdafock.txt
- %TEMP%\jyeg8fu4.cmdline
- %TEMP%\res1f57.tmp
Deletes the following files
- %TEMP%\res53ca.tmp
- %TEMP%\tvlub0su.0.vb
- %TEMP%\tvlub0su.out
- %TEMP%\tvlub0su.cmdline
- %TEMP%\vbc1f37.tmp
- %TEMP%\res1f57.tmp
- %TEMP%\ka.resources
- %TEMP%\xj.resources
- %TEMP%\ku1-x6sa.0.vb
- %TEMP%\ku1-x6sa.out
- %TEMP%\ku1-x6sa.cmdline
- %TEMP%\vbc26.tmp
- %TEMP%\res36.tmp
- %TEMP%\qvo.resources
- <LS_APPDATA>\start\update.exe
- %TEMP%\bsp.resources
- %TEMP%\v.resources
- %TEMP%\jyeg8fu4.cmdline
- %TEMP%\jyeg8fu4.out
- %TEMP%\jyeg8fu4.0.vb
- %TEMP%\vbc5a60.tmp
- %TEMP%\res5a71.tmp
- %TEMP%\5r6jfoni.cmdline
- %TEMP%\5r6jfoni.out
- %TEMP%\5r6jfoni.0.vb
- %TEMP%\5r6jfoni.exe
- %TEMP%\vbc53b9.tmp
- %TEMP%\windowsupdate.ico
- %TEMP%\g.resources
Substitutes the following executable files
- <Drive name for removable media>:\winmine.exe
- <Drive name for removable media>:\calc.exe
Substitutes the following files
- %TEMP%\windowsupdate.ico
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%\5r6jfoni.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES53CA.tmp" "%TEMP%\vbc53B9.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\jyeg8fu4.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES5A71.tmp" "%TEMP%\vbc5A60.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\ku1-x6sa.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES36.tmp" "%TEMP%\vbc26.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\tvlub0su.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES1F57.tmp" "%TEMP%\vbc1F37.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\5r6jfoni.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES53CA.tmp" "%TEMP%\vbc53B9.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\jyeg8fu4.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES5A71.tmp" "%TEMP%\vbc5A60.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\ku1-x6sa.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES36.tmp" "%TEMP%\vbc26.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\tvlub0su.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES1F57.tmp" "%TEMP%\vbc1F37.tmp"
