Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Panda Cloud Systems Management' = '%ProgramFiles%\Panda Cloud Systems Management\Gui.exe'
- [<HKLM>\SOFTWARE\Classes\cag\shell\open\command] '' = '"%ProgramFiles%\Panda Cloud Systems Management\Gui.exe" %1'
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\CagService] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\CagService] 'ImagePath' = '"%ProgramFiles%\Panda Cloud Systems Management\CagService.exe"'
- [<HKLM>\SYSTEM\ControlSet001\Services\uvnc_service] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\uvnc_service] 'ImagePath' = '"%ProgramFiles%\Panda Cloud Systems Management\UltraVNC\winvnc.exe" -service'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%ProgramFiles%\Panda Cloud Systems Management\CagService.exe' = '%Prog...
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%ProgramFiles%\Panda Cloud Systems Management\Gui.exe' = '%ProgramFile...
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%ProgramFiles%\Panda Cloud Systems Management\UltraVNC\winvnc.exe' = '...
Executes the following:
- '<SYSTEM32>\taskkill.exe' /f /im winvnc.exe
Modifies file system:
Creates the following files:
- %ProgramFiles%\Panda Cloud Systems Management\CSIcon.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Monitoring\DeviceUpTimePerformanceMonitorV2.xml
- %WINDIR%\Temp\ljkz5urw.dll
- %WINDIR%\Temp\RES5.tmp
- %WINDIR%\Temp\CSC4.tmp
- %WINDIR%\Temp\ljkz5urw.out
- %WINDIR%\Temp\ljkz5urw.cmdline
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\desktopshortcut.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\primarylogo.png
- %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-dir-data\C__Program Files_Panda Cloud Systems Management_3da3cb56.data.new
- %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\__WindowsAgent,1.0.maddin.new
- %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\Cag.Core,1.0.maddin.new
- %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\hosts\CagService.addins
- C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\t3vlfpvb.newcfg
- %ProgramFiles%\Panda Cloud Systems Management\Log.txt
- %WINDIR%\Temp\ljkz5urw.0.cs
- %ProgramFiles%\Panda Cloud Systems Management\Newtonsoft.Json.dll
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\online.ico
- %TEMP%\r7alju3u.out
- %TEMP%\r7alju3u.cmdline
- %TEMP%\r7alju3u.0.cs
- <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\aswmmdrw.newcfg
- <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\20xaourc.newcfg
- %ProgramFiles%\Panda Cloud Systems Management\uninst.exe
- %TEMP%\nsm2.tmp\ns6.tmp
- C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\y4tsu1we.newcfg
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\keys.xml
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\agentrto.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\stopped.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\alertmodeoffline.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\alertmodeonline.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\ondemandmode.ico
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\privacymode.ico
- %TEMP%\nsm2.tmp\ns3.tmp
- %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\host-index.new
- %TEMP%\nsm2.tmp\nsExec.dll
- %TEMP%\nsm2.tmp\nsSCM.dll
- %TEMP%\nsm2.tmp\nsProcess.dll
- %ProgramFiles%\Panda Cloud Systems Management\ICSharpCode.SharpZipLib.dll
- %ProgramFiles%\Panda Cloud Systems Management\scvncctrl.dll
- %ProgramFiles%\Panda Cloud Systems Management\Mono.Addins.Setup.dll
- %ProgramFiles%\Panda Cloud Systems Management\Mono.Addins.dll
- %ProgramFiles%\Panda Cloud Systems Management\LinqBridge.dll
- %ProgramFiles%\Panda Cloud Systems Management\Interop.ViewerX.dll
- %ProgramFiles%\Panda Cloud Systems Management\Interop.MSTSCLib.dll
- %ProgramFiles%\Panda Cloud Systems Management\Gui.exe
- %ProgramFiles%\Panda Cloud Systems Management\WeifenLuo.WinFormsUI.Docking.dll
- %ProgramFiles%\Panda Cloud Systems Management\Core.XmlSerializers.dll
- %ProgramFiles%\Panda Cloud Systems Management\Core.dll
- %ProgramFiles%\Panda Cloud Systems Management\CagService.exe
- %ProgramFiles%\Panda Cloud Systems Management\AxInterop.ViewerX.dll
- %ProgramFiles%\Panda Cloud Systems Management\AxInterop.MSTSCLib.dll
- %ProgramFiles%\Panda Cloud Systems Management\defaultbrand.zip
- %TEMP%\CSC7.tmp
- %ALLUSERSPROFILE%\Application Data\CentraStage\Brand\offline.ico
- %ProgramFiles%\Panda Cloud Systems Management\WindowsAgent.dll
- %ProgramFiles%\Panda Cloud Systems Management\UltraVNC\cad.exe
- %ProgramFiles%\Panda Cloud Systems Management\Transitions.dll
- %TEMP%\nsm2.tmp\SimpleFC.dll
- %ALLUSERSPROFILE%\Start Menu\Programs\Panda Cloud Systems Management\Uninstall Agent.lnk
- %ALLUSERSPROFILE%\Start Menu\Programs\Panda Cloud Systems Management\Agent Browser.lnk
- %ALLUSERSPROFILE%\Start Menu\Programs\Panda Cloud Systems Management\Agent Monitor.lnk
- %TEMP%\nsm2.tmp\nsisXML.dll
- %ProgramFiles%\Panda Cloud Systems Management\sv\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\pt\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\it\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\fr\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\de\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\es\Gui.resources.dll
- %ProgramFiles%\Panda Cloud Systems Management\UltraVNC\ultravnc.ini
- %ProgramFiles%\Panda Cloud Systems Management\UltraVNC\winvnc.exe
- %ProgramFiles%\Panda Cloud Systems Management\UltraVNC\SCHook.dll
- %ProgramFiles%\Panda Cloud Systems Management\CagService.exe.config
- %TEMP%\RES8.tmp
Deletes the following files:
- %WINDIR%\Temp\RES5.tmp
- %WINDIR%\Temp\CSC4.tmp
- %WINDIR%\Temp\ljkz5urw.out
- %WINDIR%\Temp\ljkz5urw.0.cs
- %WINDIR%\Temp\ljkz5urw.cmdline
- %WINDIR%\Temp\ljkz5urw.dll
- %TEMP%\nsm2.tmp\ns3.tmp
- %TEMP%\nsm2.tmp\ns6.tmp
- %TEMP%\nsm2.tmp\nsExec.dll
- %TEMP%\nsm2.tmp\nsisXML.dll
- %TEMP%\nsm2.tmp\nsProcess.dll
- %TEMP%\nsm2.tmp\nsSCM.dll
- %TEMP%\nsm2.tmp\SimpleFC.dll
Moves the following files:
- from C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\t3vlfpvb.newcfg to C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\user.config
- from %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\Cag.Core,1.0.maddin.new to %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\Cag.Core,1.0.maddin
- from %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\__WindowsAgent,1.0.maddin.new to %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-data\1\__WindowsAgent,1.0.maddin
- from %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-dir-data\C__Program Files_Panda Cloud Systems Management_3da3cb56.data.new to %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\addin-dir-data\C__Program Files_Panda Cloud Systems Management_3da3cb56.data
- from %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\host-index.new to %ALLUSERSPROFILE%\Application Data\CentraStage\Addins\CagService\addin-db-001\host-index
- from %ProgramFiles%\Panda Cloud Systems Management\defaultbrand.zip to %ALLUSERSPROFILE%\Application Data\CentraStage\Packages\e60e3e18-dfb7-1b96-56c4-383112a3ed6c
- from C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\y4tsu1we.newcfg to C:\Documents and Settings\LocalService\Local Settings\Application Data\CentraStage\CagService.exe_Url_rdkkpdw032w240ttskootjbolv0p0g5c\4.4.1760.1760\user.config
- from <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\20xaourc.newcfg to <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\user.config
- from <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\aswmmdrw.newcfg to <LS_APPDATA>\CentraStage\Gui.exe_Url_4oijtpo3ehle4ijnuk2mtrybsfjqsqpl\4.4.1760.1760\user.config
Network activity:
Connects to:
- '01#####.pandasecurity.com':1
- '01#####.pandasecurity.com':443
UDP:
- DNS ASK 01#####.pandasecurity.com
- DNS ASK 25#.###.#55.255.in-addr.arpa
- '255.255.255.255':13300
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
Creates and executes the following:
- '%ProgramFiles%\Panda Cloud Systems Management\CagService.exe'
- '%TEMP%\nsm2.tmp\ns3.tmp' taskkill /f /im winvnc.exe
- '%TEMP%\nsm2.tmp\ns6.tmp' taskkill /f /im winvnc.exe
- '%ProgramFiles%\Panda Cloud Systems Management\UltraVNC\winvnc.exe' -service
- '%ProgramFiles%\Panda Cloud Systems Management\Gui.exe'
- '%ProgramFiles%\Panda Cloud Systems Management\UltraVNC\winvnc.exe' -service_run
Executes the following:
- '<SYSTEM32>\regsvr32.exe' /s "%ProgramFiles%\Panda Cloud Systems Management\scvncctrl.dll"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\csc.exe' /noconfig /fullpaths @"%WINDIR%\TEMP\ljkz5urw.cmdline"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%WINDIR%\TEMP\RES5.tmp" "%WINDIR%\Temp\CSC4.tmp"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\r7alju3u.cmdline"
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES8.tmp" "%TEMP%\CSC7.tmp"
