Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'a17e7b4a59eddf2da2e66a46eb6cd4ee' = '"%TEMP%\SIHAM.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'a17e7b4a59eddf2da2e66a46eb6cd4ee' = '"%TEMP%\SIHAM.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\a17e7b4a59eddf2da2e66a46eb6cd4ee.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\SIHAM.exe' = '%TEMP%\SIHAM.exe:*:Enabled:SIHAM.exe'
Creates and executes the following:
- '%TEMP%\SIHAM.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\SIHAM.exe" "SIHAM.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\SIHAM.exe
Network activity:
Connects to:
- 'ab####00.no-ip.biz':1177
UDP:
- DNS ASK AB####00.NO-IP.BIZ
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'