Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Realtek HD Audio' = 'C:\ProgramData\RealtekHD\taskhostw.exe'
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Modifies file system:
Creates the following files:
- %TEMP%\aut1.tmp
Deletes the following files:
- %TEMP%\aut1.tmp
Network activity:
Connects to:
- 'ka##.###gaming-cheats.ru':80
TCP:
HTTP GET requests:
- http://ka##.###gaming-cheats.ru/V3/STATUS.html
UDP:
- DNS ASK ka##.###gaming-cheats.ru
Miscellaneous:
Executes the following:
- '<SYSTEM32>\cmd.exe' /c ipconfig /flushdns
- '<SYSTEM32>\cmd.exe' /c gpupdate /force
- '<SYSTEM32>\ipconfig.exe' /flushdns
- '<SYSTEM32>\gpupdate.exe' /force
- '<SYSTEM32>\cmd.exe' /c icacls C:\Programdata\WindowsTask /grant %username%:(OI)(CI)(F)
- '<SYSTEM32>\cmd.exe' /c icacls C:\Programdata\RealtekHD /grant %username%:(OI)(CI)(F)
