Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\wuaux.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\wuauxx.exe
Malicious functions:
Creates and executes the following:
- '%HOMEPATH%\bwsap.exe'
- '%HOMEPATH%\wuaux.exe'
- '%HOMEPATH%\atlop.exe'
Executes the following:
- '<SYSTEM32>\tasklist.exe'
Modifies file system :
Creates the following files:
- %HOMEPATH%\dwsap.exe
- %HOMEPATH%\wuaux.exe
- %HOMEPATH%\cwsap.exe
- %HOMEPATH%\atlop.exe
- %HOMEPATH%\bwsap.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\wuaux.exe
- <Drive name for removable media>:\wuauxx.exe
- %HOMEPATH%\wuaux.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- %HOMEPATH%\atlop.exe