Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'chrome_update' = '%WINDIR%\Temp\chrome_frame_helper.exe'
Malicious functions:
Creates and executes the following:
- '%WINDIR%\Temp\chrome_frame_helper.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\Temp\chrome_frame_info.dll
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\microsoft[1]
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\microsoft[1]
- %WINDIR%\Temp\usertemp.ini
- %WINDIR%\Temp\chrome_frame_helper.dll
- %WINDIR%\Temp\chrome_frame_helper.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\microsoft[1]
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\microsoft[1]
Moves itself:
- from <Full path to virus> to %WINDIR%\Temp\iexpl001.tmp
Network activity:
Connects to:
- '20#.#6.232.182':80
TCP:
HTTP GET requests:
- 20#.#6.232.182/
UDP:
- DNS ASK www.microsoft.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
