Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'a6117bebc1b1174dac15bc9b24ab6456' = '"%HOMEPATH%\Windows.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'a6117bebc1b1174dac15bc9b24ab6456' = '"%HOMEPATH%\Windows.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\a6117bebc1b1174dac15bc9b24ab6456.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%HOMEPATH%\Windows.exe' = '%HOMEPATH%\Windows.exe:*:Enabled:Windows.exe'
Creates and executes the following:
- '%HOMEPATH%\Windows.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%HOMEPATH%\Windows.exe" "Windows.exe" ENABLE
Modifies file system :
Creates the following files:
- %HOMEPATH%\Windows.exe
Deletes the following files:
- <SYSTEM32>\PerfStringBackup.TMP
Network activity:
Connects to:
- 'ah#####8551.no-ip.org':9988
UDP:
- DNS ASK ah#####8551.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
