Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'Nod32 Service' = 'nod64.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Nod32 Service' = 'nod64.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '' = ':*:Enabled:Nod32 Service'
Creates and executes the following:
- '<SYSTEM32>\nod64.exe' 496 "<Full path to virus>"
Executes the following:
- '%WINDIR%\regedit.exe' /S %TEMP%\1.reg
- '<SYSTEM32>\cmd.exe' /c c:\a.bat
Searches for windows to
detect analytical utilities:
- ClassName: '' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
- ClassName: '' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass' WindowName: ''
- ClassName: '' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'FileMonClass' WindowName: ''
- ClassName: 'OLLYDBG' WindowName: ''
- ClassName: 'pediy06' WindowName: ''
- ClassName: 'GBDYLLO' WindowName: ''
Modifies file system :
Creates the following files:
- <SYSTEM32>\nod64.exe
- %TEMP%\1.reg
- C:\a.bat
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\nod64.exe
Deletes the following files:
- %TEMP%\1.reg
Deletes itself.
Network activity:
Connects to:
- 'pi##.#oilball.info':65267
UDP:
- DNS ASK pi##.#oilball.info
Miscellaneous:
Searches for the following windows:
- ClassName: 'RegEdit_RegEdit' WindowName: ''
- ClassName: 'mIRC' WindowName: ''
- ClassName: '18467-41' WindowName: ''
