Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'df1eaeb75f58274fe4829cdb6e0a73f2' = '"%HOMEPATH%\torjan.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'df1eaeb75f58274fe4829cdb6e0a73f2' = '"%HOMEPATH%\torjan.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\df1eaeb75f58274fe4829cdb6e0a73f2.exe
Creates the following files on removable media:
- <Drive name for removable media>:\df1eaeb75f58274fe4829cdb6e0a73f2.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%HOMEPATH%\torjan.exe' = '%HOMEPATH%\torjan.exe:*:Enabled:torjan.exe'
Creates and executes the following:
- '%HOMEPATH%\torjan.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%HOMEPATH%\torjan.exe" "torjan.exe" ENABLE
Modifies file system :
Creates the following files:
- %HOMEPATH%\torjan.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\df1eaeb75f58274fe4829cdb6e0a73f2.exe
Network activity:
Connects to:
- 'lo##.zapto.org':1177
UDP:
- DNS ASK lo##.zapto.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'