Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svchost.exe' = '"<SYSTEM32>\4092\svchost.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\RECYCLER\NTDETECT.EXE
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\4092\svchost.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\4092\2011-07-04-145431.txt
- <Current directory>\ntdetect_
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\RECYCLER\NTDETECT.EXE
- <SYSTEM32>\4092\svchost.exe
Network activity:
Connects to:
- 'bl#####.serveblog.net':1220
- 'ga###.free.fr':80
TCP:
HTTP GET requests:
- ga###.free.fr/phpBB2/s
UDP:
- DNS ASK bl#####.serveblog.net
- DNS ASK ga###.free.fr
