Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\RunOnce] 'TEGNENDES' = '%HOMEPATH%\Barbaris\akalimbab.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\RunOnce] 'Stampeded8' = '%HOMEPATH%\Farvel9\jagtsce.vbs'
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'swinlog' = '%WINDIR%\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe'
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe
the following user processes:
- xsui.exe
Modifies file system
Creates the following files
- %HOMEPATH%\barbaris\akalimbab.exe
- %HOMEPATH%\xsui.exe
- %HOMEPATH%\vjsl.exe
- %HOMEPATH%\farvel9\jagtsce.exe
- %HOMEPATH%\farvel9\jagtsce.vbs
Network activity
TCP
- 'ar##els.com':443
- 'on####ve.live.com':443
- 'uf####.#m.files.1drv.com':443
UDP
- DNS ASK ar##els.com
- DNS ASK on####ve.live.com
- DNS ASK uf####.#m.files.1drv.com
Miscellaneous
Creates and executes the following
- '%HOMEPATH%\xsui.exe'
- '%HOMEPATH%\vjsl.exe'
- '%HOMEPATH%\farvel9\jagtsce.exe'
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe' ' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe'
