Win32.HLLW.Autoruner2.4069

Added to the Dr.Web virus database: 2014-01-31

Virus description added: 2014-02-01

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'd5a38e9b5f206c41f8851bf04a251d26' = '"%TEMP%\chrome.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'd5a38e9b5f206c41f8851bf04a251d26' = '"%TEMP%\chrome.exe" ..'

Creates or modifies the following files:

Malicious functions:

To bypass firewall, removes or modifies the following registry keys:

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\wscript.exe' = '<SYSTEM32>\wscript.exe:*:Enabled:wscript.exe'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\chrome.exe' = '%TEMP%\chrome.exe:*:Enabled:chrome.exe'

To complicate detection of its presence in the operating system,

blocks the following features:

Creates and executes the following:

Executes the following:

'<SYSTEM32>\wscript.exe' "%TEMP%\chrome.vbe"
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "<SYSTEM32>\wscript.exe" "wscript.exe" ENABLE
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\chrome.exe" "chrome.exe" ENABLE

Modifies file system :

Creates the following files:

Deletes the following files:

Network activity:

Connects to:

UDP:

Miscellaneous:

Searches for the following windows: