Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '7697bd1cf2e759354daa6584f7d13620' = '"%TEMP%\server.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '7697bd1cf2e759354daa6584f7d13620' = '"%TEMP%\server.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\7697bd1cf2e759354daa6584f7d13620.exe
Creates the following files on removable media:
- <Drive name for removable media>:\SystemeUSB.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\server.exe' = '%TEMP%\server.exe:*:Enabled:server.exe'
Creates and executes the following:
- '%TEMP%\is-K66JU.tmp\HDDLLFsetup.4.301.tmp' /SL5="$50036,534122,54272,%TEMP%\HDDLLFsetup.4.301.exe"
- '%TEMP%\server.exe'
- '%TEMP%\Chrome1.exe'
- '%TEMP%\HDDLLFsetup.4.301.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\server.exe" "server.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\is-34LNV.tmp\_isetup\_RegDLL.tmp
- %TEMP%\is-K66JU.tmp\HDDLLFsetup.4.301.tmp
- %TEMP%\server.exe
- %TEMP%\is-34LNV.tmp\_isetup\_shfoldr.dll
- %TEMP%\Chrome1.exe
- %TEMP%\aut1.tmp
- %TEMP%\HDDLLFsetup.4.301.exe
- %TEMP%\aut2.tmp
Sets the 'hidden' attribute to the following files:
- %TEMP%\server.exe
- <Drive name for removable media>:\SystemeUSB.exe
- %TEMP%\Chrome1.exe
Deletes the following files:
- %TEMP%\aut2.tmp
- %TEMP%\aut1.tmp
Network activity:
Connects to:
- 'al#####alki.no-ip.org':474
UDP:
- DNS ASK al#####alki.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
