Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <LS_APPDATA>\start\update_backup.exe
- <LS_APPDATA>\start\rcxb8e7.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%\ilqiuf.resources
- %TEMP%\vbcb741.tmp
- %TEMP%\raucuswc.out
- %TEMP%\raucuswc.cmdline
- %TEMP%\raucuswc.0.vb
- %TEMP%\whatdafock.txt
- %TEMP%\j.resources
- %TEMP%\phyhumy.resources
- %TEMP%\uljegtmn.exe
- %TEMP%\resb751.tmp
- %TEMP%\resb389.tmp
- %TEMP%\uljegtmn.out
- %TEMP%\uljegtmn.cmdline
- %TEMP%\uljegtmn.0.vb
- %TEMP%\msnpsharp.dll
- %TEMP%\qn85k.resources
- <LS_APPDATA>\start\update.exe
- %TEMP%\svchost.exe
- %TEMP%\update.exe
- %TEMP%\vbcb378.tmp
- %TEMP%\windowsupdate.ico
Deletes the following files
- %TEMP%\resb389.tmp
- %TEMP%\vbcb378.tmp
- %TEMP%\uljegtmn.exe
- %TEMP%\uljegtmn.0.vb
- %TEMP%\uljegtmn.out
- %TEMP%\uljegtmn.cmdline
- %TEMP%\resb751.tmp
- %TEMP%\vbcb741.tmp
- %TEMP%\raucuswc.out
- %TEMP%\raucuswc.0.vb
- %TEMP%\raucuswc.cmdline
- %TEMP%\phyhumy.resources
- %TEMP%\j.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%\uljegtmn.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB389.tmp" "%TEMP%\vbcB378.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\raucuswc.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB751.tmp" "%TEMP%\vbcB741.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\uljegtmn.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB389.tmp" "%TEMP%\vbcB378.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\raucuswc.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB751.tmp" "%TEMP%\vbcB741.tmp"
