Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Download' = '<Current directory>\svohcst.exe'
Malicious functions:
Creates and executes the following:
- '<Current directory>\svohcst.exe'
Executes the following:
- '<SYSTEM32>\cmd.exe' /c <Current directory>\run.bat
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\10044220[1].html
- <Current directory>\run.bat
- <Current directory>\svohcst.exe
Sets the 'hidden' attribute to the following files:
- <Current directory>\svohcst.exe
Deletes itself.
Network activity:
Connects to:
- 'ho##.51.com':80
TCP:
HTTP GET requests:
- ho##.51.com/game8888/diary/item/10044220.html
UDP:
- DNS ASK ho##.51.com
