Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\svchost64.lnk
Malicious functions:
Executes the following:
- <SYSTEM32>\rundll32.exe "%TEMP%\4f45c1f5cc23.dll",StartShell StartShell_A
- <SYSTEM32>\rundll32.exe "%TEMP%\4f45c1f5cc23.dll",StartShell
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
Modifies file system :
Creates the following files:
- %TEMP%\4f45c1f5cc23.dll
- %TEMP%\svchost64.cnm
- %TEMP%\RCX1.tmp
- %TEMP%\23329_3863.zip
- %TEMP%\23329_3863.dll
Deletes the following files:
- %TEMP%\23329_3863.dll
- %TEMP%\23329_3863.zip
Network activity:
Connects to:
- 'bi####edebt.info':80
TCP:
HTTP GET requests:
- bi####edebt.info/kernel/usa.txt
UDP:
- DNS ASK bi####edebt.info
