Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Wifi Assistant' = '<SYSTEM32>\wmpdth32.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\ah48.lnk
- <Drive name for removable media>:\ah47.lnk
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\TmpSys.{645FF040-5081-101B-9F08-00AA002F954E}\tmpsys-329501.dat
- <Drive name for removable media>:\w.cpl
- <Drive name for removable media>:\ntsys.exe
- <Drive name for removable media>:\ah46.lnk
- <Drive name for removable media>:\ah45.lnk
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List] '<SYSTEM32>\wmpdth32.exe' = '<SYSTEM32>\wmpdth32.exe:*:Enabled:tLAN'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\wmpdth32.exe' = '<SYSTEM32>\wmpdth32.exe:*:Enabled:tLAN'
Creates and executes the following:
- <SYSTEM32>\wmpdth32.exe <Full path to virus>
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Searches for windows to
detect analytical utilities:
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
detect programs and games:
- ClassName: 'gdkWindowToplevel' WindowName: 'The Wireshark Network Analyzer'
Hides the following processes:
- <Full path to virus>
- <SYSTEM32>\wmpdth32.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\u[1].zip
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\u[1].zip
- <SYSTEM32>\wmpdth32.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\w.cpl
- <SYSTEM32>\wmpdth32.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\u[1].zip
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\u[1].zip
Deletes itself.
Network activity:
Connects to:
- 'ip.#-4.su':8282
- 'dn#.0-4.su':47221
- 'ip.#7a.su':6262
- 'dn#.10r.su':8282
- 'p5#.ru':80
- 'zo##.10r.su':47221
- 'lo#.0-4.su':9292
TCP:
HTTP GET requests:
- p5#.ru/e/u.zip
UDP:
- DNS ASK ip.#-4.su
- DNS ASK dn#.10r.su
- DNS ASK ip.#7a.su
- DNS ASK dn#.0-4.su
- DNS ASK p5#.ru
- DNS ASK zo##.10r.su
- DNS ASK lo#.0-4.su
- '<Private IP address>':1037
Miscellaneous:
Searches for the following windows:
- ClassName: 'TCPViewClass' WindowName: ''
- ClassName: '#32770' WindowName: 'Regshot 1.8.2'
- ClassName: 'PROCEXPL' WindowName: ''
- ClassName: 'CNetmonMainFrame' WindowName: 'Microsoft Network Monitor 3.3'
- ClassName: 'SmartSniff' WindowName: 'SmartSniff'
- ClassName: 'CurrPorts' WindowName: 'CurrPorts'