Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%APPDATA%\sysprog\igfxpeis.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'igfxpeis' = '%APPDATA%\sysprog\igfxpeis.exe'
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 execution of the following system utilities:
- Windows Security Center
blocks the following features:
- User Account Control (UAC)
- Windows Security Center
Creates and executes the following:
- '%APPDATA%\sysprog\igfxpeis.exe'
Executes the following:
- '<SYSTEM32>\attrib.exe' "<Current directory>" +s +h
- '%APPDATA%\sysprog\igfxpeis.exe'
- '<SYSTEM32>\notepad.exe'
- '<SYSTEM32>\cmd.exe' /k attrib "<Full path to file>" +s +h
- '<SYSTEM32>\cmd.exe' /k attrib "<Current directory>" +s +h
- '<SYSTEM32>\attrib.exe' "<Full path to file>" +s +h
Injects code into
the following system processes:
- <SYSTEM32>\notepad.exe
the following user processes:
- igfxpeis.exe
Modifies file system:
Creates the following files:
- %APPDATA%\sysprog\igfxpeis.exe
Sets the 'hidden' attribute to the following files:
- <Full path to file>
- %APPDATA%\sysprog\igfxpeis.exe
Network activity:
Connects to:
- '95.##.67.198':1604
- '<L###LNET>.1.74':1604
- 'qw####1.ddns.net':1604
- 'localhost':1604
UDP:
- DNS ASK qw####1.ddns.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'SysListView32' WindowName: ''
- ClassName: '#32770' WindowName: ''
- ClassName: '#32770' WindowName: 'AngarCl'
