Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\Software\Microsoft\Windows\CurrentVersion\Run] 'svchost' = '%WINDIR%\svchost.exe /e:vbs <SYSTEM32>\SVCHosT.DAT'
Sets the following service settings
- [HKLM\SYSTEM\ControlSet001\Services\TlntSvr] 'Start' = '00000002'
Creates the following files on removable media
- <Drive name for removable media>:\bupt.dat
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following
- '%WINDIR%\svchost.exe' /E:vbS <SYSTEM32>\SVCHosT.DAT
Searches for registry branches where third party applications store passwords
- [HKCU\Software\Microsoft\Internet Account Manager]
- [HKLM\Software\Microsoft\Windows Mail]
- [HKCU\Software\Microsoft\Windows Mail]
Modifies file system
Creates the following files
- <SYSTEM32>\svchost.dat
- %WINDIR%\svchost.exe
- <SYSTEM32>\liam.dat
Sets the 'hidden' attribute to the following files
- <SYSTEM32>\svchost.dat
- %WINDIR%\svchost.exe
- <SYSTEM32>\liam.dat
- <Drive name for removable media>:\bupt.dat
Network activity
UDP
- DNS ASK ip##8.cn
- DNS ASK sm##.qq.com
