Technical Information
Malicious functions:
Creates and executes the following:
- '%APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe'
Executes the following:
- '<SYSTEM32>\wermgr.exe' -queuereporting
- '<SYSTEM32>\taskhost.exe' $(Arg0)
Injects code into
the following system processes:
- <SYSTEM32>\taskhost.exe
- <SYSTEM32>\Dwm.exe
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- C:\ProgramData\Microsoft\RAC\Temp\sqlC62B.tmp
- C:\ProgramData\Microsoft\RAC\Temp\sqlC64B.tmp
- C:\ProgramData\Microsoft\RAC\Temp\sql8516.tmp
- %APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe
- C:\ProgramData\Microsoft\RAC\Temp\sql8536.tmp
Deletes the following files:
- C:\ProgramData\Microsoft\RAC\Temp\sql8516.tmp
- C:\ProgramData\Microsoft\RAC\Temp\sql8536.tmp
Network activity:
Connects to:
- 'el###hfntr.com':80
TCP:
HTTP POST requests:
- el###hfntr.com/nk/
UDP:
- DNS ASK el###hfntr.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: '(null)'
