Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Qrstuv Xyabcdef Hij] 'Start' = '00000002'
Malicious functions:
Executes the following:
- <SYSTEM32>\svchost.exe -k imgsvc
- <SYSTEM32>\svchost.exe -k netsvcs
Modifies file system :
Creates the following files:
- C:\system32.txt
- %PROGRAM_FILES%\Vrst\Brstuvwxy.pic
- C:\1850800.dll
- C:\WinWall32.gif
Sets the 'hidden' attribute to the following files:
- %PROGRAM_FILES%\Vrst\Brstuvwxy.pic
Deletes the following files:
- C:\1850800.dll
- C:\WinWall32.gif
- C:\system32.txt
Deletes itself.
Network activity:
Connects to:
- 'yn###.gnway.net':9033
UDP:
- DNS ASK yn###.gnway.net
