Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'autoload' = '%HOMEPATH%\cftmon.exe'
- [<HKLM>\SOFTWARE\Classes\exefile\shell\open\command] '' = '%HOMEPATH%\cftmon.exe "%1" %*'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ntuser' = '<DRIVERS>\spools.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UIHost' = 'logonui.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\autorun.exe
Malicious functions:
Executes the following:
- <SYSTEM32>\reg.exe delete "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
- <SYSTEM32>\reg.exe delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
- <SYSTEM32>\reg.exe delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\bb[1].2&s=0
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\bb[2].2&s=0
- <DRIVERS>\spools.exe
- %HOMEPATH%\cftmon.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\autorun.exe
Network activity:
Connects to:
- 'tg##k.ru':80
- '78.##9.202.127':80
TCP:
HTTP GET requests:
- tg##k.ru/bb/?&v###########
- 78.##9.202.127/bb/?&v###########
UDP:
- DNS ASK tg##k.ru
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''