Win32.HLLW.Autoruner2.43782
Added to the Dr.Web virus database:
2018-07-30
Virus description added:
2018-07-30
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '8adbe358fbb9c36c3e3532387eda6883' = '"%TEMP%\google.exe" ..'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '8adbe358fbb9c36c3e3532387eda6883' = '"%TEMP%\google.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\8adbe358fbb9c36c3e3532387eda6883.exe
Creates the following files on removable media:
- <Drive name for removable media>:\8adbe358fbb9c36c3e3532387eda6883.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\google.exe' = '%TEMP%\google.exe:*:Enabled:google.exe'
To complicate detection of its presence in the operating system,
forces the system hide from view:
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\google.exe" "google.exe" ENABLE
Modifies file system:
Creates the following files:
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\8adbe358fbb9c36c3e3532387eda6883.exe
- <Drive name for removable media>:\autorun.inf
- %TEMP%\google.exe
- %HOMEPATH%\Start Menu\Programs\Startup\8adbe358fbb9c36c3e3532387eda6883.exe
Network activity:
Connects to:
- '<LOCALNET>.1.31':5553
- '44####196.ddns.net':5553
- '44####195.ddns.net':5553
- '44####192.ddns.net':5553
- '44####194.ddns.net':5553
- '44####193.ddns.net':5553
- '44####197.ddns.net':5553
- '44####199.ddns.net':5553
UDP:
- DNS ASK 44####196.ddns.net
- DNS ASK 44####195.ddns.net
- DNS ASK 44####192.ddns.net
- DNS ASK 44####194.ddns.net
- DNS ASK 44####198.ddns.net
- DNS ASK 44####193.ddns.net
- DNS ASK 44####199.ddns.net
- DNS ASK 44####197.ddns.net
- DNS ASK 44####191.ddns.net
Miscellaneous:
Creates and executes the following:
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