Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce] 'TSSP' = '%CommonProgramFiles%\microsoft shared\TSSP\TSSP.exe'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\PPHelper] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\PPHelper] 'ImagePath' = '%CommonProgramFiles%\microsoft shared\TSSP\PPHelper32.sys'
- [<HKLM>\SYSTEM\ControlSet001\Services\XMSECURITYDRV] 'Start' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\Services\XMSECURITYDRV] 'ImagePath' = '%CommonProgramFiles%\microsoft shared\TSSP\xmsec32.sys'
Malicious functions:
Creates and executes the following:
- '%CommonProgramFiles%\Microsoft Shared\TSSP\TSSP.exe' -entity
- '%CommonProgramFiles%\Microsoft Shared\TSSP\TSSP.exe'
- '%TEMP%\_ir_sf_temp_0\irsetup.exe' __IRAOFF:1767170 "__IRAFN:<Full path to file>" "__IRCT:0" "__IRTSS:0" "__IRSID:S-1-5-21-2052111302-484763869-725345543-1003"
Executes the following:
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="TSSP" dir=in action=allow program="%CommonProgramFiles%\microsoft shared\TSSP\TSSP.exe" enable=yes
Modifies file system:
Creates the following files:
- %CommonProgramFiles%\Microsoft Shared\TSSP\settings.dat
- %CommonProgramFiles%\Microsoft Shared\TSSP\TSC.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\TSSP.exe
- %CommonProgramFiles%\Microsoft Shared\TSSP\register.exe
- %CommonProgramFiles%\Microsoft Shared\TSSP\LocalInfo.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\PPSDK32.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\PPSDK64.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\IRIMG1.JPG
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\IRIMG2.JPG
- %CommonProgramFiles%\Microsoft Shared\TSSP\PPHelper32.sys
- %CommonProgramFiles%\Microsoft Shared\TSSP\xmsec64.sys
- %CommonProgramFiles%\Microsoft Shared\TSSP\UPSDK.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\Version.INI
- %CommonProgramFiles%\Microsoft Shared\TSSP\xmsec32.sys
- %TEMP%\_ir_sf_temp_0\IRIMG2.JPG
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\uni1.tmp
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\uninstall.dat
- %TEMP%\_ir_sf_temp_0\IRIMG1.JPG
- %TEMP%\_ir_sf_temp_0\irsetup.exe
- %TEMP%\_ir_sf_temp_0\lua5.1.dll
- %TEMP%\_ir_sf_temp_0\irsetup.dat
- %CommonProgramFiles%\Microsoft Shared\TSSP\EmbedSecure32.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\EmbedSecure64.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\libcurl.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\DSC.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\uninstall.exe
- %CommonProgramFiles%\Microsoft Shared\TSSP\lua5.1.dll
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\uninstall.xml
Deletes the following files:
- %CommonProgramFiles%\Microsoft Shared\TSSP\Uninstall\uni1.tmp
- %TEMP%\_ir_sf_temp_0\irsetup.dat
Network activity:
Connects to:
- 're####.xhdwlkj.com':8080
- 're#.#hdwlkj.com':80
- 'dl.##dwlkj.com':80
TCP:
HTTP GET requests:
- http://dl.##dwlkj.com/plugins.do?ve###########################################################################
- http://re#.#hdwlkj.com/verify?lo######################################
- http://dl.##dwlkj.com/upgrade.do?ve###########################################################################
UDP:
- DNS ASK re####.xhdwlkj.com
- DNS ASK re#.#hdwlkj.com
- DNS ASK dl.##dwlkj.com
