Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,,<LS_APPDATA>\ibyihspc\qhqurvyp.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'QhqUrvyp' = '<LS_APPDATA>\ibyihspc\qhqurvyp.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<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)
- Windows Security Center
Modifies file system :
Creates the following files:
- %APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qhqurvyp.exe
- <LS_APPDATA>\ibyihspc\qhqurvyp.exe
Sets the 'hidden' attribute to the following files:
- %APPDATA%\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qhqurvyp.exe
Network activity:
Connects to:
- 'localhost':5357
UDP:
- 'localhost':60421
- 'localhost':61016
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
