Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'b066c8600a5eb701217b6b078e947cd9' = '"%ALLUSERSPROFILE%\explorerr.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'b066c8600a5eb701217b6b078e947cd9' = '"%ALLUSERSPROFILE%\explorerr.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%ALLUSERSPROFILE%\explorerr.exe' = '%ALLUSERSPROFILE%\explorerr.exe:*:Enabled:explorerr.exe'
Creates and executes the following:
- '%ALLUSERSPROFILE%\explorerr.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%ALLUSERSPROFILE%\explorerr.exe" "explorerr.exe" ENABLE
Modifies file system :
Creates the following files:
- %ALLUSERSPROFILE%\explorerr.exe
Network activity:
Connects to:
- 'he#####ack.no-ip.biz':1177
UDP:
- DNS ASK he#####ack.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
