Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Update' = '%TEMP%\skyp\Microsoft Update.lnk'
Malicious functions:
Executes the following:
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen %TEMP%\NKNZRM.jpg
Modifies file system:
Creates the following files:
- %TEMP%\aut2.tmp
- %TEMP%\NKNZRM.jpg
- %TEMP%\aut1.tmp
- %TEMP%\jghwcir
Deletes the following files:
- %TEMP%\aut2.tmp
- %TEMP%\jghwcir
- %TEMP%\aut1.tmp
Network activity:
Connects to:
- '<L####NET>.220.1':1337