Technical Information
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Executes the following:
- '%ProgramFiles%\Internet Explorer\IEXPLORE.EXE'
- '<SYSTEM32>\attrib.exe' "%TEMP%\gg.exe" +s +h
- '<SYSTEM32>\attrib.exe' "%HOMEPATH%\Local Settings\Temp" +s +h
- '%TEMP%\gg.exe'
- '<SYSTEM32>\cmd.exe' /k attrib "%TEMP%\gg.exe" +s +h
- '<SYSTEM32>\cmd.exe' /k attrib "%HOMEPATH%\Local Settings\Temp" +s +h
Injects code into
the following user processes:
- IEXPLORE.EXE
Modifies file system:
Creates the following files:
- %TEMP%\gg.exe
- %TEMP%\gg.exe.nb5.tmp
Sets the 'hidden' attribute to the following files:
- %TEMP%\gg.exe
Deletes the following files:
- %TEMP%\gg.exe.nb5.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: 'SysListView32' WindowName: ''
- ClassName: '#32770' WindowName: ''
- ClassName: '#32770' WindowName: 'AngarCl'
