Win32.HLLW.Autoruner2.26554

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '%APPDATA%\WindowsUpdate.exe'

Creates the following files on removable media:

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

Executes the following:

'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /stext "%TEMP%\holderwb.txt"
'%WINDIR%\Microsoft.NET\Framework\v2.0.50727\vbc.exe' /stext "%TEMP%\holdermail.txt"

Injects code into

the following system processes:

Searches for registry branches where third party applications store passwords:

[<HKCU>\Software\Microsoft\IdentityCRL]
[<HKCU>\Software\Microsoft\MSNMessenger]
[<HKCU>\Software\Microsoft\Internet Explorer\IntelliForms\Storage2]
[<HKCU>\Software\Microsoft\Windows Live Mail]
[<HKCU>\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
[<HKCU>\Software\Microsoft\Internet Account Manager\Accounts]
[<HKCU>\Identities\{5518F2FB-DB74-45A3-BEC1-4575D8D9DC84}\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts]
[<HKCU>\Identities\{5518F2FB-DB74-45A3-BEC1-4575D8D9DC84}\Software\Microsoft\Internet Account Manager\Accounts]

Modifies file system:

Creates the following files:

Sets the 'hidden' attribute to the following files:

Deletes the following files:

Network activity:

Connects to:

TCP:

HTTP GET requests:

UDP: