Technical Information
Malicious functions:
Creates and executes the following:
- '<Full path to file>'
Executes the following:
- '%ProgramFiles%\Windows Media Player\wmplayer.exe' /Play "%TEMP%\Sound.wavSound.wav"
- '<SYSTEM32>\schtasks.exe' /Create /TN "Update\explorer.exe" /XML "%TEMP%\z28"
Modifies file system:
Creates the following files:
- %TEMP%\CabD.tmp
- %TEMP%\CabB.tmp
- %APPDATA%\explorer.exe
- %TEMP%\Sound.wavSound.wav
- %TEMP%\z28
- %TEMP%\Cab3.tmp
- %TEMP%\Cab1.tmp
- %TEMP%\Cab5.tmp
- %TEMP%\Cab9.tmp
- %TEMP%\Cab7.tmp
Deletes the following files:
- %TEMP%\CabB.tmp
- %TEMP%\Cab9.tmp
- %TEMP%\z28
- %TEMP%\CabD.tmp
- %TEMP%\Cab3.tmp
- %TEMP%\Cab1.tmp
- %TEMP%\Cab7.tmp
- %TEMP%\Cab5.tmp
Network activity:
Connects to:
- 'www.download.windowsupdate.com':80
- 'ca#####.digicert.com':80
- 'wp#d':80
TCP:
HTTP GET requests:
- http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootseq.txt
- http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
- http://11#.#11.111.1/wpad.dat via wp#d
- http://ca#####.digicert.com/DigiCertAssuredIDRootCA.crt
UDP:
- DNS ASK www.download.windowsupdate.com
- DNS ASK ca#####.digicert.com
- DNS ASK wp#d
Miscellaneous:
Searches for the following windows:
- ClassName: 'ReBarWindow32' WindowName: ''
- ClassName: 'WMP9DeskBand' WindowName: 'WMP9DeskBand'
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
