Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'data' = 'wscript.exe //B "%TEMP%\data.vbs"'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'data' = 'wscript.exe //B "%TEMP%\data.vbs"'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\data.vbs
Creates the following files on removable media:
- <Drive name for removable media>:\data.vbs
Malicious functions:
Creates and executes the following:
- '%TEMP%\nsp4.tmp\ns5.tmp' ping -n 1 -w 1000 www.pi###orm.com
- '<SYSTEM32>\wscript.exe' "%TEMP%\data.vbs"
- '%TEMP%\ccsetup536.exe'
Executes the following:
- '<SYSTEM32>\ping.exe' -n 1 -w 1000 www.pi###orm.com
Modifies file system:
Creates the following files:
- %TEMP%\nso3.tmp
- <LS_APPDATA>\Microsoft\Internet Explorer\MSIMGSIZ.DAT
- %TEMP%\ccsetup536.exe
- %TEMP%\data.vbs
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\data.vbs
Deletes the following files:
- %TEMP%\nsp4.tmp\ns5.tmp
Network activity:
Connects to:
- 'www.pi###orm.com':443
- '19###9.ddns.net':5553
- 'localhost':1038
UDP:
- DNS ASK 19###9.ddns.net
- DNS ASK www.pi###orm.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
