Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '38a365d793b3ef92f79564a9e72ad028' = '"%HOMEPATH%\system.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '38a365d793b3ef92f79564a9e72ad028' = '"%HOMEPATH%\system.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\38a365d793b3ef92f79564a9e72ad028.exe
Creates the following files on removable media:
- <Drive name for removable media>:\38a365d793b3ef92f79564a9e72ad028.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%HOMEPATH%\system.exe' = '%HOMEPATH%\system.exe:*:Enabled:system.exe'
Creates and executes the following:
- '%HOMEPATH%\system.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%HOMEPATH%\system.exe" "system.exe" ENABLE
Modifies file system :
Creates the following files:
- %HOMEPATH%\system.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\38a365d793b3ef92f79564a9e72ad028.exe
Network activity:
Connects to:
- 'al####2.no-ip.org':1177
UDP:
- DNS ASK al####2.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'