Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <LS_APPDATA>\start\update_backup.exe
- <LS_APPDATA>\start\rcx2e84.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%\ndoquvepl.resources
- %TEMP%\vbc1407.tmp
- %TEMP%\scq50os7.out
- %TEMP%\scq50os7.cmdline
- %TEMP%\scq50os7.0.vb
- %TEMP%\whatdafock.txt
- %TEMP%\gtdhpmsw.resources
- %TEMP%\vhjuccz.resources
- %TEMP%\jzfopfn4.exe
- %TEMP%\res1427.tmp
- %TEMP%\resf55.tmp
- %TEMP%\jzfopfn4.out
- %TEMP%\jzfopfn4.cmdline
- %TEMP%\jzfopfn4.0.vb
- %TEMP%\msnpsharp.dll
- %TEMP%\730r0.resources
- <LS_APPDATA>\start\update.exe
- %TEMP%\svchost.exe
- %TEMP%\update.exe
- %TEMP%\vbcf44.tmp
- %TEMP%\windowsupdate.ico
Deletes the following files
- %TEMP%\resf55.tmp
- %TEMP%\vbcf44.tmp
- %TEMP%\jzfopfn4.0.vb
- %TEMP%\jzfopfn4.out
- %TEMP%\jzfopfn4.cmdline
- %TEMP%\jzfopfn4.exe
- %TEMP%\res1427.tmp
- %TEMP%\vbc1407.tmp
- %TEMP%\scq50os7.0.vb
- %TEMP%\scq50os7.out
- %TEMP%\scq50os7.cmdline
- %TEMP%\vhjuccz.resources
- %TEMP%\gtdhpmsw.resources
- %TEMP%\windowsupdate.ico
- <LS_APPDATA>\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%\jzfopfn4.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESF55.tmp" "%TEMP%\vbcF44.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\scq50os7.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES1427.tmp" "%TEMP%\vbc1407.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\jzfopfn4.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESF55.tmp" "%TEMP%\vbcF44.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\scq50os7.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES1427.tmp" "%TEMP%\vbc1407.tmp"
