Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Drive Guard' = '%HOMEPATH%\DrvGrd.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\DrvGrd.exe
- <Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\Desktop.ini
Malicious functions:
Creates and executes the following:
- %HOMEPATH%\DrvGrd.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\DrvGrd.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\DrvGrd.exe
- %HOMEPATH%\DrvGrd.exe
Deletes the following files:
- <Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\Desktop.ini
Network activity:
Connects to:
- 'za#####er.opendns.be':9500
UDP:
- DNS ASK za#####er.opendns.be