Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'HKCU' = ''
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{IXMW01J5-7U8O-N3SD-857P-862G27SG8K1D}] 'StubPath' = '<SYSTEM32>\install\server.exe Restart'
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{IXMW01J5-7U8O-N3SD-857P-862G27SG8K1D}] 'StubPath' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'Policies' = ''
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Policies' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'HKLM' = ''
Creates the following files on removable media:
- <Drive name for removable media>:\qysa.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] 'DisableNotifications' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\Explorer.EXE' = '%WINDIR%\Explorer.EXE:*:Enabled:ipsec'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:ipsec'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
blocks the following features:
- User Account Control (UAC)
- Windows Security Center
Creates and executes the following:
- '<SYSTEM32>\install\server.exe'
Executes the following:
- '%WINDIR%\explorer.exe'
Injects code into
the following system processes:
- <Auxiliary element>
a large number of user processes.
Modifies file system :
Creates the following files:
- %TEMP%\jfjv.exe
- %TEMP%\winjggolj.exe
- C:\autorun.inf
- C:\shtv.exe
- %TEMP%\winciho.exe
- %TEMP%\kjgeul.exe
- %TEMP%\wingsxkmr.exe
- %TEMP%\pabm.exe
- %TEMP%\winvwlmki.exe
- %APPDATA%\logs.dat
- %TEMP%\XxX.xXx
- <SYSTEM32>\install\server.exe
- %TEMP%\XX--XX--XX.txt
- %TEMP%\UuU.uUu
- %TEMP%\gfbtj.exe
- <DRIVERS>\kjnnt.sys
- %TEMP%\vyad.exe
Sets the 'hidden' attribute to the following files:
- C:\shtv.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\qysa.exe
- <SYSTEM32>\install\server.exe
- %APPDATA%\logs.dat
- C:\autorun.inf
Deletes the following files:
- %TEMP%\winciho.exe
- %TEMP%\winjggolj.exe
- %TEMP%\jfjv.exe
- %TEMP%\pabm.exe
- %TEMP%\wingsxkmr.exe
- %TEMP%\kjgeul.exe
- %TEMP%\winvwlmki.exe
- <DRIVERS>\kjnnt.sys
- %TEMP%\UuU.uUu
- %TEMP%\XX--XX--XX.txt
- %TEMP%\vyad.exe
- <SYSTEM32>\install\server.exe
- %TEMP%\gfbtj.exe
- %TEMP%\XxX.xXx
Network activity:
Connects to:
- 'en.##grainb.com':80
- 'jo###arc.com.ar':80
- 'qc.##u.ac.th':80
- 'ya###ismet.com':80
- 'ki####eknik.com.tr':80
- '3f####.no-ip.org':288
- 'li###m.us.lt':80
- '17#.#01.27.112':80
TCP:
HTTP GET requests:
- en.##grainb.com/images/logof.gif?5d###########
- ya###ismet.com/slideshow/logo.gif?5d##########
- qc.##u.ac.th/logo.gif?5e##########
- jo###arc.com.ar/logo.gif?5c###########
- ki####eknik.com.tr/logo.gif?5a###########
- 17#.#01.27.112/logof.gif?5b###########
- li###m.us.lt/logo.gif?5c###########
UDP:
- DNS ASK ya###ismet.com
- DNS ASK en.##grainb.com
- DNS ASK bu###khan.pk
- DNS ASK qc.##u.ac.th
- DNS ASK ki####eknik.com.tr
- DNS ASK 3f####.no-ip.org
- DNS ASK jo###arc.com.ar
- DNS ASK li###m.us.lt
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''