Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '3b521e87702b6db68e423a849010af3a' = '"%TEMP%\chorme.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '3b521e87702b6db68e423a849010af3a' = '"%TEMP%\chorme.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\3b521e87702b6db68e423a849010af3a.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\chorme.exe' = '%TEMP%\chorme.exe:*:Enabled:chorme.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\chorme.exe" "chorme.exe" ENABLE
- '%TEMP%\chorme.exe'
Modifies file system:
Creates the following files:
- %TEMP%\chorme.exe
Network activity:
Connects to:
- 'ah######mam123.ddns.net ':5552
UDP:
- DNS ASK ah######mam123.ddns.net
