Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] '1da1f3584d1f3d284974bc13f1d86385' = '"%TEMP%\system.exe" ..'
- [HKLM\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] '1da1f3584d1f3d284974bc13f1d86385' = '"%TEMP%\system.exe" ..'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\1da1f3584d1f3d284974bc13f1d86385.exe
Creates the following files on removable media
- <Drive name for removable media>:\svchost.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions
Executes the following
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\system.exe" "system.exe" ENABLE
- '%WINDIR%\syswow64\taskkill.exe' /F /IM Exsample.exe
Modifies file system
Creates the following files
- %TEMP%\system.exe
- C:\svchost.exe
- C:\autorun.inf
- D:\svchost.exe
- D:\autorun.inf
Sets the 'hidden' attribute to the following files
- <Full path to file>
- %TEMP%\system.exe
- C:\svchost.exe
- C:\autorun.inf
- D:\svchost.exe
- D:\autorun.inf
- <Drive name for removable media>:\svchost.exe
- <Drive name for removable media>:\autorun.inf
Network activity
Connects to
- 'localhost':5552
Miscellaneous
Searches for the following windows
- ClassName: '' WindowName: ''
Creates and executes the following
- '%TEMP%\system.exe'
- '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%TEMP%\system.exe" "system.exe" ENABLE' (with hidden window)
- '%WINDIR%\syswow64\taskkill.exe' /F /IM Exsample.exe' (with hidden window)
