To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List] '<SYSTEM32>\avgvsm.exe' = '<SYSTEM32>\avgvsm.exe:*:Enabled:Windows Live'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\avgvsm.exe' = '<SYSTEM32>\avgvsm.exe:*:Enabled:Windows Live'
To complicate detection of its presence in the operating system,
forces the system hide from view:
blocks the following features:
- System Restore (SR)
- Windows Security Center
Creates and executes the following:
Executes the following:
- <SYSTEM32>\ipconfig.exe /flushdns
- <SYSTEM32>\ping.exe -n 2 0.0.0.0
Injects code into
the following system processes:
Terminates or attempts to terminate
the following user processes:
Searches for windows to
detect analytical utilities:
- ClassName: '' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
- ClassName: '' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: '' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
detect programs and games:
- ClassName: 'MSBLWindowClass' WindowName: ''
Hides the following processes:
- <Full path to virus>
- <SYSTEM32>\avgvsm.exe