Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'd82182c78191e3157f33e814317409f0' = '"%TEMP%\conhost.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'd82182c78191e3157f33e814317409f0' = '"%TEMP%\conhost.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\d82182c78191e3157f33e814317409f0.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\conhost.exe' = '%TEMP%\conhost.exe:*:Enabled:conhost.exe'
Creates and executes the following:
- '%TEMP%\conhost.exe'
- '%HOMEPATH%\Local Settings\Tempserver.exe'
- '%TEMP%\hack_steam.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\conhost.exe" "conhost.exe" ENABLE
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Tempserver.exe
- %TEMP%\conhost.exe
- %TEMP%\hack_steam.exe
- %TEMP%\sfx.ini
- %TEMP%\schedsvc.dll
Deletes the following files:
- %TEMP%\sfx.ini
Network activity:
Connects to:
- 'pr####011.no-ip.biz':455
UDP:
- DNS ASK pr####011.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
