Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Security Plugin' = '%APPDATA%\WinSecure.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Security Plugin' = '%APPDATA%\WinSecure.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\Bollywood Scandal 2011 Pictures.jpeg .exe
- <Drive name for removable media>:\Steam Account Stealer Pro v5.8 Free.exe
- <Drive name for removable media>:\[18+]Justin Bieber New Sex Video.avi .exe
- <Drive name for removable media>:\[21+]Kim Kardashian Sex Video.avi .exe
- <Drive name for removable media>:\{BCEFE59B-6819-47F7-A125-63753B33ABB7}\{8Z9FW322-J826-4B13-72P1-T8254016243A}\usbguard.exe
- <Drive name for removable media>:\{BCEFE59B-6819-47F7-A125-63753B33ABB7}\{8Z9FW322-J826-4B13-72P1-T8254016243A}\Desktop.ini
- <Drive name for removable media>:\GMAIL Hacker 2011 + Crack v3.1.6.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\WinSecure.exe' = '%APPDATA%\WinSecure.exe:*:Enabled:Windows Security Plugin'
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Creates and executes the following:
- %APPDATA%\WinSecure.exe
Hooks the following functions in System Service Descriptor Table (SSDT):
- NtQuerySystemInformation, handler: QFjzhw.sys
Hides the following processes:
- %APPDATA%\WinSecure.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\set[1].php
- <DRIVERS>\QFjzhw.sys
- %APPDATA%\WinSecure.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\{BCEFE59B-6819-47F7-A125-63753B33ABB7}\{8Z9FW322-J826-4B13-72P1-T8254016243A}\usbguard.exe
- <DRIVERS>\QFjzhw.sys
- %APPDATA%\WinSecure.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\set[1].php
- <DRIVERS>\QFjzhw.sys
Network activity:
Connects to:
- 'we###mfx.net':80
TCP:
HTTP GET requests:
- we###mfx.net/Pwosi2mdsedfweSd2asd/set.php?ac###############################################
- we###mfx.net/Pwosi2mdsedfweSd2asd/set.php?ac############################################
- we###mfx.net/Pwosi2mdsedfweSd2asd/set.php?ac##############################################
- we###mfx.net/Pwosi2mdsedfweSd2asd/set.php?ac#########################################################################################################
- we###mfx.net/Pwosi2mdsedfweSd2asd/set.php?ac#############################################################################
UDP:
- DNS ASK we###mfx.net
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''