Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\3435541880] 'Name' = '%TEMP%\3.tmp'
Malicious functions:
Creates and executes the following:
- %HOMEPATH%\c.exe
- %HOMEPATH%\b.exe
- %HOMEPATH%\aYkr3VMYUA7o.exe
Executes the following:
- <SYSTEM32>\svchost.exe
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
- <SYSTEM32>\spoolsv.exe
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
Modifies file system :
Creates the following files:
- %TEMP%\2.tmp
- %WINDIR%\Temp\4.tmp
- %HOMEPATH%\c.exe
- %HOMEPATH%\aYkr3VMYUA7o.exe
- %HOMEPATH%\b.exe
Deletes the following files:
- <DRIVERS>\etc\hosts
- %WINDIR%\Temp\4.tmp
- %TEMP%\3.tmp
- %HOMEPATH%\c.exe